X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fmain%2Fformat_unpack.c;h=276ba556a15cff6b7584d1aee6be96f4cd462424;hb=079bff5a99fa19029fc0caba92fe57046ee29b23;hp=0411f5fb740c014391a67b85a510ca487bd1318e;hpb=25c8a112abf4bbf271c6972f7539ca2a1c7683bd;p=mesa.git diff --git a/src/mesa/main/format_unpack.c b/src/mesa/main/format_unpack.c index 0411f5fb740..276ba556a15 100644 --- a/src/mesa/main/format_unpack.c +++ b/src/mesa/main/format_unpack.c @@ -16,9 +16,10 @@ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. */ @@ -29,13 +30,36 @@ #include "../../gallium/auxiliary/util/u_format_r11g11b10f.h" +/** Helper struct for MESA_FORMAT_Z32_FLOAT_S8X24_UINT */ +struct z32f_x24s8 +{ + float z; + uint32_t x24s8; +}; + + +/* Expand 1, 2, 3, 4, 5, 6-bit values to fill 8 bits */ + +#define EXPAND_1_8(X) ( (X) ? 0xff : 0x0 ) + +#define EXPAND_2_8(X) ( ((X) << 6) | ((X) << 4) | ((X) << 2) | (X) ) + +#define EXPAND_3_8(X) ( ((X) << 5) | ((X) << 2) | ((X) >> 1) ) + +#define EXPAND_4_8(X) ( ((X) << 4) | (X) ) + +#define EXPAND_5_8(X) ( ((X) << 3) | ((X) >> 2) ) + +#define EXPAND_6_8(X) ( ((X) << 2) | ((X) >> 4) ) + + /** * Convert an 8-bit sRGB value from non-linear space to a * linear RGB value in [0, 1]. * Implemented with a 256-entry lookup table. */ -static inline GLfloat -nonlinear_to_linear(GLubyte cs8) +GLfloat +_mesa_nonlinear_to_linear(GLubyte cs8) { static GLfloat table[256]; static GLboolean tableReady = GL_FALSE; @@ -57,6 +81,10 @@ nonlinear_to_linear(GLubyte cs8) } +/**********************************************************************/ +/* Unpack, returning GLfloat colors */ +/**********************************************************************/ + typedef void (*unpack_rgba_func)(const void *src, GLfloat dst[][4], GLuint n); @@ -206,6 +234,9 @@ unpack_RGB565(const void *src, GLfloat dst[][4], GLuint n) static void unpack_RGB565_REV(const void *src, GLfloat dst[][4], GLuint n) { + /* Warning: this function does not match the current Mesa definition + * of MESA_FORMAT_R5G6B5_UNORM. + */ const GLushort *s = ((const GLushort *) src); GLuint i; for (i = 0; i < n; i++) { @@ -272,13 +303,17 @@ unpack_ARGB1555(const void *src, GLfloat dst[][4], GLuint n) static void unpack_ARGB1555_REV(const void *src, GLfloat dst[][4], GLuint n) { + /* Warning: this function does not match the current Mesa definition + * of MESA_FORMAT_A1R5G5B5_UNORM. + */ const GLushort *s = ((const GLushort *) src); GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = UBYTE_TO_FLOAT( ((s[i] >> 7) & 0xf8) | ((s[i] >> 12) & 0x7) ); - dst[i][GCOMP] = UBYTE_TO_FLOAT( ((s[i] >> 2) & 0xf8) | ((s[i] >> 7) & 0x7) ); - dst[i][BCOMP] = UBYTE_TO_FLOAT( ((s[i] << 3) & 0xf8) | ((s[i] >> 2) & 0x7) ); - dst[i][ACOMP] = UBYTE_TO_FLOAT( ((s[i] >> 15) & 0x01) * 255 ); + GLushort tmp = (s[i] << 8) | (s[i] >> 8); /* byteswap */ + dst[i][RCOMP] = ((tmp >> 10) & 0x1f) * (1.0F / 31.0F); + dst[i][GCOMP] = ((tmp >> 5) & 0x1f) * (1.0F / 31.0F); + dst[i][BCOMP] = ((tmp >> 0) & 0x1f) * (1.0F / 31.0F); + dst[i][ACOMP] = ((tmp >> 15) & 0x01) * 1.0F; } } @@ -503,7 +538,7 @@ unpack_R8(const void *src, GLfloat dst[][4], GLuint n) } static void -unpack_RG88(const void *src, GLfloat dst[][4], GLuint n) +unpack_GR88(const void *src, GLfloat dst[][4], GLuint n) { const GLushort *s = ((const GLushort *) src); GLuint i; @@ -516,13 +551,13 @@ unpack_RG88(const void *src, GLfloat dst[][4], GLuint n) } static void -unpack_RG88_REV(const void *src, GLfloat dst[][4], GLuint n) +unpack_RG88(const void *src, GLfloat dst[][4], GLuint n) { const GLushort *s = ((const GLushort *) src); GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = UBYTE_TO_FLOAT( s[i] & 0xff ); - dst[i][GCOMP] = UBYTE_TO_FLOAT( s[i] >> 8 ); + dst[i][RCOMP] = UBYTE_TO_FLOAT( s[i] >> 8 ); + dst[i][GCOMP] = UBYTE_TO_FLOAT( s[i] & 0xff ); dst[i][BCOMP] = 0.0; dst[i][ACOMP] = 1.0; } @@ -542,7 +577,7 @@ unpack_R16(const void *src, GLfloat dst[][4], GLuint n) } static void -unpack_RG1616(const void *src, GLfloat dst[][4], GLuint n) +unpack_GR1616(const void *src, GLfloat dst[][4], GLuint n) { const GLuint *s = ((const GLuint *) src); GLuint i; @@ -555,7 +590,7 @@ unpack_RG1616(const void *src, GLfloat dst[][4], GLuint n) } static void -unpack_RG1616_REV(const void *src, GLfloat dst[][4], GLuint n) +unpack_RG1616(const void *src, GLfloat dst[][4], GLuint n) { const GLuint *s = ((const GLuint *) src); GLuint i; @@ -581,17 +616,45 @@ unpack_ARGB2101010(const void *src, GLfloat dst[][4], GLuint n) } +static void +unpack_ARGB2101010_UINT(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = (const GLuint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat)((s[i] >> 20) & 0x3ff); + dst[i][GCOMP] = (GLfloat)((s[i] >> 10) & 0x3ff); + dst[i][BCOMP] = (GLfloat)((s[i] >> 0) & 0x3ff); + dst[i][ACOMP] = (GLfloat)((s[i] >> 30) & 0x03); + } +} + + +static void +unpack_ABGR2101010_UINT(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat)((s[i] >> 0) & 0x3ff); + dst[i][GCOMP] = (GLfloat)((s[i] >> 10) & 0x3ff); + dst[i][BCOMP] = (GLfloat)((s[i] >> 20) & 0x3ff); + dst[i][ACOMP] = (GLfloat)((s[i] >> 30) & 0x03); + } +} + + static void unpack_Z24_S8(const void *src, GLfloat dst[][4], GLuint n) { /* only return Z, not stencil data */ const GLuint *s = ((const GLuint *) src); - const GLfloat scale = 1.0F / (GLfloat) 0xffffff; + const GLdouble scale = 1.0 / (GLdouble) 0xffffff; GLuint i; for (i = 0; i < n; i++) { dst[i][0] = dst[i][1] = - dst[i][2] = (s[i] >> 8) * scale; + dst[i][2] = (GLfloat) ((s[i] >> 8) * scale); dst[i][3] = 1.0F; ASSERT(dst[i][0] >= 0.0F); ASSERT(dst[i][0] <= 1.0F); @@ -603,12 +666,12 @@ unpack_S8_Z24(const void *src, GLfloat dst[][4], GLuint n) { /* only return Z, not stencil data */ const GLuint *s = ((const GLuint *) src); - const GLfloat scale = 1.0F / (GLfloat) 0xffffff; + const GLdouble scale = 1.0 / (GLdouble) 0xffffff; GLuint i; for (i = 0; i < n; i++) { dst[i][0] = dst[i][1] = - dst[i][2] = (s[i] & 0x00ffffff) * scale; + dst[i][2] = (float) ((s[i] & 0x00ffffff) * scale); dst[i][3] = 1.0F; ASSERT(dst[i][0] >= 0.0F); ASSERT(dst[i][0] <= 1.0F); @@ -700,9 +763,9 @@ unpack_SRGB8(const void *src, GLfloat dst[][4], GLuint n) const GLubyte *s = (const GLubyte *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = nonlinear_to_linear(s[i*3+2]); - dst[i][GCOMP] = nonlinear_to_linear(s[i*3+1]); - dst[i][BCOMP] = nonlinear_to_linear(s[i*3+0]); + dst[i][RCOMP] = _mesa_nonlinear_to_linear(s[i*3+2]); + dst[i][GCOMP] = _mesa_nonlinear_to_linear(s[i*3+1]); + dst[i][BCOMP] = _mesa_nonlinear_to_linear(s[i*3+0]); dst[i][ACOMP] = 1.0F; } } @@ -713,9 +776,9 @@ unpack_SRGBA8(const void *src, GLfloat dst[][4], GLuint n) const GLuint *s = ((const GLuint *) src); GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = nonlinear_to_linear( (s[i] >> 24) ); - dst[i][GCOMP] = nonlinear_to_linear( (s[i] >> 16) & 0xff ); - dst[i][BCOMP] = nonlinear_to_linear( (s[i] >> 8) & 0xff ); + dst[i][RCOMP] = _mesa_nonlinear_to_linear( (s[i] >> 24) ); + dst[i][GCOMP] = _mesa_nonlinear_to_linear( (s[i] >> 16) & 0xff ); + dst[i][BCOMP] = _mesa_nonlinear_to_linear( (s[i] >> 8) & 0xff ); dst[i][ACOMP] = UBYTE_TO_FLOAT( s[i] & 0xff ); /* linear! */ } } @@ -726,9 +789,9 @@ unpack_SARGB8(const void *src, GLfloat dst[][4], GLuint n) const GLuint *s = ((const GLuint *) src); GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = nonlinear_to_linear( (s[i] >> 16) & 0xff ); - dst[i][GCOMP] = nonlinear_to_linear( (s[i] >> 8) & 0xff ); - dst[i][BCOMP] = nonlinear_to_linear( (s[i] ) & 0xff ); + dst[i][RCOMP] = _mesa_nonlinear_to_linear( (s[i] >> 16) & 0xff ); + dst[i][GCOMP] = _mesa_nonlinear_to_linear( (s[i] >> 8) & 0xff ); + dst[i][BCOMP] = _mesa_nonlinear_to_linear( (s[i] ) & 0xff ); dst[i][ACOMP] = UBYTE_TO_FLOAT( s[i] >> 24 ); /* linear! */ } } @@ -741,7 +804,7 @@ unpack_SL8(const void *src, GLfloat dst[][4], GLuint n) for (i = 0; i < n; i++) { dst[i][RCOMP] = dst[i][GCOMP] = - dst[i][BCOMP] = nonlinear_to_linear(s[i]); + dst[i][BCOMP] = _mesa_nonlinear_to_linear(s[i]); dst[i][ACOMP] = 1.0F; } } @@ -754,7 +817,7 @@ unpack_SLA8(const void *src, GLfloat dst[][4], GLuint n) for (i = 0; i < n; i++) { dst[i][RCOMP] = dst[i][GCOMP] = - dst[i][BCOMP] = nonlinear_to_linear(s[i] & 0xff); + dst[i][BCOMP] = _mesa_nonlinear_to_linear(s[i] & 0xff); dst[i][ACOMP] = UBYTE_TO_FLOAT(s[i] >> 8); /* linear! */ } } @@ -1018,685 +1081,2780 @@ unpack_RG_FLOAT16(const void *src, GLfloat dst[][4], GLuint n) } } +static void +unpack_ALPHA_UINT8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLubyte *s = (const GLubyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = (GLfloat) s[i]; + } +} static void -unpack_RGBA_INT8(const void *src, GLfloat dst[][4], GLuint n) +unpack_ALPHA_UINT16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLushort *s = (const GLushort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = (GLfloat) s[i]; + } +} + +static void +unpack_ALPHA_UINT32(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = (const GLuint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = (GLfloat) s[i]; + } +} + +static void +unpack_ALPHA_INT8(const void *src, GLfloat dst[][4], GLuint n) { const GLbyte *s = (const GLbyte *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = (GLfloat) s[i*4+0]; - dst[i][GCOMP] = (GLfloat) s[i*4+1]; - dst[i][BCOMP] = (GLfloat) s[i*4+2]; - dst[i][ACOMP] = (GLfloat) s[i*4+3]; + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = (GLfloat) s[i]; } } static void -unpack_RGBA_INT16(const void *src, GLfloat dst[][4], GLuint n) +unpack_ALPHA_INT16(const void *src, GLfloat dst[][4], GLuint n) { const GLshort *s = (const GLshort *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = (GLfloat) s[i*4+0]; - dst[i][GCOMP] = (GLfloat) s[i*4+1]; - dst[i][BCOMP] = (GLfloat) s[i*4+2]; - dst[i][ACOMP] = (GLfloat) s[i*4+3]; + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = (GLfloat) s[i]; } } static void -unpack_RGBA_INT32(const void *src, GLfloat dst[][4], GLuint n) +unpack_ALPHA_INT32(const void *src, GLfloat dst[][4], GLuint n) { const GLint *s = (const GLint *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = (GLfloat) s[i*4+0]; - dst[i][GCOMP] = (GLfloat) s[i*4+1]; - dst[i][BCOMP] = (GLfloat) s[i*4+2]; - dst[i][ACOMP] = (GLfloat) s[i*4+3]; + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = (GLfloat) s[i]; } } static void -unpack_RGBA_UINT8(const void *src, GLfloat dst[][4], GLuint n) +unpack_INTENSITY_UINT8(const void *src, GLfloat dst[][4], GLuint n) { const GLubyte *s = (const GLubyte *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = (GLfloat) s[i*4+0]; - dst[i][GCOMP] = (GLfloat) s[i*4+1]; - dst[i][BCOMP] = (GLfloat) s[i*4+2]; - dst[i][ACOMP] = (GLfloat) s[i*4+3]; + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = + dst[i][ACOMP] = (GLfloat) s[i]; } } static void -unpack_RGBA_UINT16(const void *src, GLfloat dst[][4], GLuint n) +unpack_INTENSITY_UINT16(const void *src, GLfloat dst[][4], GLuint n) { const GLushort *s = (const GLushort *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = (GLfloat) s[i*4+0]; - dst[i][GCOMP] = (GLfloat) s[i*4+1]; - dst[i][BCOMP] = (GLfloat) s[i*4+2]; - dst[i][ACOMP] = (GLfloat) s[i*4+3]; + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = + dst[i][ACOMP] = (GLfloat) s[i]; } } static void -unpack_RGBA_UINT32(const void *src, GLfloat dst[][4], GLuint n) +unpack_INTENSITY_UINT32(const void *src, GLfloat dst[][4], GLuint n) { const GLuint *s = (const GLuint *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = (GLfloat) s[i*4+0]; - dst[i][GCOMP] = (GLfloat) s[i*4+1]; - dst[i][BCOMP] = (GLfloat) s[i*4+2]; - dst[i][ACOMP] = (GLfloat) s[i*4+3]; + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = + dst[i][ACOMP] = (GLfloat) s[i]; } } static void -unpack_DUDV8(const void *src, GLfloat dst[][4], GLuint n) +unpack_INTENSITY_INT8(const void *src, GLfloat dst[][4], GLuint n) { const GLbyte *s = (const GLbyte *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = BYTE_TO_FLOAT(s[i*2+0]); - dst[i][GCOMP] = BYTE_TO_FLOAT(s[i*2+1]); - dst[i][BCOMP] = 0; - dst[i][ACOMP] = 0; + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = + dst[i][ACOMP] = (GLfloat) s[i]; } } static void -unpack_SIGNED_R8(const void *src, GLfloat dst[][4], GLuint n) +unpack_INTENSITY_INT16(const void *src, GLfloat dst[][4], GLuint n) { - const GLbyte *s = ((const GLbyte *) src); + const GLshort *s = (const GLshort *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = BYTE_TO_FLOAT_TEX( s[i] ); - dst[i][GCOMP] = 0.0F; - dst[i][BCOMP] = 0.0F; - dst[i][ACOMP] = 1.0F; + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = + dst[i][ACOMP] = (GLfloat) s[i]; } } static void -unpack_SIGNED_RG88_REV(const void *src, GLfloat dst[][4], GLuint n) +unpack_INTENSITY_INT32(const void *src, GLfloat dst[][4], GLuint n) { - const GLushort *s = ((const GLushort *) src); + const GLint *s = (const GLint *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] & 0xff) ); - dst[i][GCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 8) ); - dst[i][BCOMP] = 0.0F; - dst[i][ACOMP] = 1.0F; + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = + dst[i][ACOMP] = (GLfloat) s[i]; } } static void -unpack_SIGNED_RGBX8888(const void *src, GLfloat dst[][4], GLuint n) +unpack_LUMINANCE_UINT8(const void *src, GLfloat dst[][4], GLuint n) { - const GLuint *s = ((const GLuint *) src); + const GLubyte *s = (const GLubyte *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 24) ); - dst[i][GCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 16) ); - dst[i][BCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 8) ); - dst[i][ACOMP] = 1.0f; + dst[i][RCOMP] = dst[i][GCOMP] = dst[i][BCOMP] = (GLfloat) s[i]; + dst[i][ACOMP] = 1.0; } } static void -unpack_SIGNED_RGBA8888(const void *src, GLfloat dst[][4], GLuint n) +unpack_LUMINANCE_UINT16(const void *src, GLfloat dst[][4], GLuint n) { - const GLuint *s = ((const GLuint *) src); + const GLushort *s = (const GLushort *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 24) ); - dst[i][GCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 16) ); - dst[i][BCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 8) ); - dst[i][ACOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] ) ); + dst[i][RCOMP] = dst[i][GCOMP] = dst[i][BCOMP] = (GLfloat) s[i]; + dst[i][ACOMP] = 1.0; } } static void -unpack_SIGNED_RGBA8888_REV(const void *src, GLfloat dst[][4], GLuint n) +unpack_LUMINANCE_UINT32(const void *src, GLfloat dst[][4], GLuint n) { - const GLuint *s = ((const GLuint *) src); + const GLuint *s = (const GLuint *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] ) ); - dst[i][GCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 8) ); - dst[i][BCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 16) ); - dst[i][ACOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 24) ); + dst[i][RCOMP] = dst[i][GCOMP] = dst[i][BCOMP] = (GLfloat) s[i]; + dst[i][ACOMP] = 1.0; } } static void -unpack_SIGNED_R16(const void *src, GLfloat dst[][4], GLuint n) +unpack_LUMINANCE_INT8(const void *src, GLfloat dst[][4], GLuint n) { - const GLshort *s = ((const GLshort *) src); + const GLbyte *s = (const GLbyte *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = SHORT_TO_FLOAT_TEX( s[i] ); - dst[i][GCOMP] = 0.0F; - dst[i][BCOMP] = 0.0F; - dst[i][ACOMP] = 1.0F; + dst[i][RCOMP] = dst[i][GCOMP] = dst[i][BCOMP] = (GLfloat) s[i]; + dst[i][ACOMP] = 1.0; } } static void -unpack_SIGNED_GR1616(const void *src, GLfloat dst[][4], GLuint n) +unpack_LUMINANCE_INT16(const void *src, GLfloat dst[][4], GLuint n) { - const GLuint *s = ((const GLuint *) src); + const GLshort *s = (const GLshort *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = SHORT_TO_FLOAT_TEX( s[i] & 0xffff ); - dst[i][GCOMP] = SHORT_TO_FLOAT_TEX( s[i] >> 16 ); - dst[i][BCOMP] = 0.0F; - dst[i][ACOMP] = 1.0F; + dst[i][RCOMP] = dst[i][GCOMP] = dst[i][BCOMP] = (GLfloat) s[i]; + dst[i][ACOMP] = 1.0; } } static void -unpack_SIGNED_RGB_16(const void *src, GLfloat dst[][4], GLuint n) +unpack_LUMINANCE_INT32(const void *src, GLfloat dst[][4], GLuint n) { - const GLshort *s = (const GLshort *) src; + const GLint *s = (const GLint *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = SHORT_TO_FLOAT_TEX( s[i*3+0] ); - dst[i][GCOMP] = SHORT_TO_FLOAT_TEX( s[i*3+1] ); - dst[i][BCOMP] = SHORT_TO_FLOAT_TEX( s[i*3+2] ); - dst[i][ACOMP] = 1.0F; + dst[i][RCOMP] = dst[i][GCOMP] = dst[i][BCOMP] = (GLfloat) s[i]; + dst[i][ACOMP] = 1.0; } } static void -unpack_SIGNED_RGBA_16(const void *src, GLfloat dst[][4], GLuint n) +unpack_LUMINANCE_ALPHA_UINT8(const void *src, GLfloat dst[][4], GLuint n) { - const GLshort *s = (const GLshort *) src; + const GLubyte *s = (const GLubyte *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = SHORT_TO_FLOAT_TEX( s[i*4+0] ); - dst[i][GCOMP] = SHORT_TO_FLOAT_TEX( s[i*4+1] ); - dst[i][BCOMP] = SHORT_TO_FLOAT_TEX( s[i*4+2] ); - dst[i][ACOMP] = SHORT_TO_FLOAT_TEX( s[i*4+3] ); + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = (GLfloat) s[2*i+0]; + dst[i][ACOMP] = (GLfloat) s[2*i+1]; } } static void -unpack_RGBA_16(const void *src, GLfloat dst[][4], GLuint n) +unpack_LUMINANCE_ALPHA_UINT16(const void *src, GLfloat dst[][4], GLuint n) { const GLushort *s = (const GLushort *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = USHORT_TO_FLOAT( s[i*4+0] ); - dst[i][GCOMP] = USHORT_TO_FLOAT( s[i*4+1] ); - dst[i][BCOMP] = USHORT_TO_FLOAT( s[i*4+2] ); - dst[i][ACOMP] = USHORT_TO_FLOAT( s[i*4+3] ); + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = (GLfloat) s[2*i+0]; + dst[i][ACOMP] = (GLfloat) s[2*i+1]; } } static void -unpack_RED_RGTC1(const void *src, GLfloat dst[][4], GLuint n) +unpack_LUMINANCE_ALPHA_UINT32(const void *src, GLfloat dst[][4], GLuint n) { - /* XXX to do */ + const GLuint *s = (const GLuint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = (GLfloat) s[2*i+0]; + dst[i][ACOMP] = (GLfloat) s[2*i+1]; + } } static void -unpack_SIGNED_RED_RGTC1(const void *src, GLfloat dst[][4], GLuint n) +unpack_LUMINANCE_ALPHA_INT8(const void *src, GLfloat dst[][4], GLuint n) { - /* XXX to do */ + const GLbyte *s = (const GLbyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = (GLfloat) s[2*i+0]; + dst[i][ACOMP] = (GLfloat) s[2*i+1]; + } } static void -unpack_RG_RGTC2(const void *src, GLfloat dst[][4], GLuint n) +unpack_LUMINANCE_ALPHA_INT16(const void *src, GLfloat dst[][4], GLuint n) { - /* XXX to do */ + const GLshort *s = (const GLshort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = (GLfloat) s[2*i+0]; + dst[i][ACOMP] = (GLfloat) s[2*i+1]; + } } static void -unpack_SIGNED_RG_RGTC2(const void *src, GLfloat dst[][4], GLuint n) +unpack_LUMINANCE_ALPHA_INT32(const void *src, GLfloat dst[][4], GLuint n) { - /* XXX to do */ + const GLint *s = (const GLint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = (GLfloat) s[2*i+0]; + dst[i][ACOMP] = (GLfloat) s[2*i+1]; + } } static void -unpack_L_LATC1(const void *src, GLfloat dst[][4], GLuint n) +unpack_R_INT8(const void *src, GLfloat dst[][4], GLuint n) { - /* XXX to do */ + const GLbyte *s = (const GLbyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i]; + dst[i][GCOMP] = 0.0; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } } static void -unpack_SIGNED_L_LATC1(const void *src, GLfloat dst[][4], GLuint n) +unpack_RG_INT8(const void *src, GLfloat dst[][4], GLuint n) { - /* XXX to do */ + const GLbyte *s = (const GLbyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*2+0]; + dst[i][GCOMP] = (GLfloat) s[i*2+1]; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } } static void -unpack_LA_LATC2(const void *src, GLfloat dst[][4], GLuint n) +unpack_RGB_INT8(const void *src, GLfloat dst[][4], GLuint n) { - /* XXX to do */ + const GLbyte *s = (const GLbyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*3+0]; + dst[i][GCOMP] = (GLfloat) s[i*3+1]; + dst[i][BCOMP] = (GLfloat) s[i*3+2]; + dst[i][ACOMP] = 1.0; + } } static void -unpack_SIGNED_LA_LATC2(const void *src, GLfloat dst[][4], GLuint n) +unpack_RGBA_INT8(const void *src, GLfloat dst[][4], GLuint n) { - /* XXX to do */ + const GLbyte *s = (const GLbyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*4+0]; + dst[i][GCOMP] = (GLfloat) s[i*4+1]; + dst[i][BCOMP] = (GLfloat) s[i*4+2]; + dst[i][ACOMP] = (GLfloat) s[i*4+3]; + } } static void -unpack_SIGNED_A8(const void *src, GLfloat dst[][4], GLuint n) +unpack_R_INT16(const void *src, GLfloat dst[][4], GLuint n) { - const GLbyte *s = ((const GLbyte *) src); + const GLshort *s = (const GLshort *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = 0.0F; - dst[i][GCOMP] = 0.0F; - dst[i][BCOMP] = 0.0F; - dst[i][ACOMP] = BYTE_TO_FLOAT_TEX( s[i] ); + dst[i][RCOMP] = (GLfloat) s[i]; + dst[i][GCOMP] = 0.0; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; } } static void -unpack_SIGNED_L8(const void *src, GLfloat dst[][4], GLuint n) +unpack_RG_INT16(const void *src, GLfloat dst[][4], GLuint n) { - const GLbyte *s = ((const GLbyte *) src); + const GLshort *s = (const GLshort *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = - dst[i][GCOMP] = - dst[i][BCOMP] = BYTE_TO_FLOAT_TEX( s[i] ); - dst[i][ACOMP] = 1.0F; + dst[i][RCOMP] = (GLfloat) s[i*2+0]; + dst[i][GCOMP] = (GLfloat) s[i*2+1]; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; } } static void -unpack_SIGNED_AL88(const void *src, GLfloat dst[][4], GLuint n) +unpack_RGB_INT16(const void *src, GLfloat dst[][4], GLuint n) { - const GLshort *s = ((const GLshort *) src); + const GLshort *s = (const GLshort *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = - dst[i][GCOMP] = - dst[i][BCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] & 0xff) ); - dst[i][ACOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 8) ); + dst[i][RCOMP] = (GLfloat) s[i*3+0]; + dst[i][GCOMP] = (GLfloat) s[i*3+1]; + dst[i][BCOMP] = (GLfloat) s[i*3+2]; + dst[i][ACOMP] = 1.0; } } static void -unpack_SIGNED_I8(const void *src, GLfloat dst[][4], GLuint n) +unpack_RGBA_INT16(const void *src, GLfloat dst[][4], GLuint n) { - const GLbyte *s = ((const GLbyte *) src); + const GLshort *s = (const GLshort *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = - dst[i][GCOMP] = - dst[i][BCOMP] = - dst[i][ACOMP] = BYTE_TO_FLOAT_TEX( s[i] ); + dst[i][RCOMP] = (GLfloat) s[i*4+0]; + dst[i][GCOMP] = (GLfloat) s[i*4+1]; + dst[i][BCOMP] = (GLfloat) s[i*4+2]; + dst[i][ACOMP] = (GLfloat) s[i*4+3]; } } static void -unpack_SIGNED_A16(const void *src, GLfloat dst[][4], GLuint n) +unpack_R_INT32(const void *src, GLfloat dst[][4], GLuint n) { - const GLshort *s = ((const GLshort *) src); + const GLint *s = (const GLint *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i][RCOMP] = 0.0F; + dst[i][RCOMP] = (GLfloat) s[i]; + dst[i][GCOMP] = 0.0; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RG_INT32(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLint *s = (const GLint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*2+0]; + dst[i][GCOMP] = (GLfloat) s[i*2+1]; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RGB_INT32(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLint *s = (const GLint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*3+0]; + dst[i][GCOMP] = (GLfloat) s[i*3+1]; + dst[i][BCOMP] = (GLfloat) s[i*3+2]; + dst[i][ACOMP] = 1.0; + } +} + + +static void +unpack_RGBA_INT32(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLint *s = (const GLint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*4+0]; + dst[i][GCOMP] = (GLfloat) s[i*4+1]; + dst[i][BCOMP] = (GLfloat) s[i*4+2]; + dst[i][ACOMP] = (GLfloat) s[i*4+3]; + } +} + +static void +unpack_R_UINT8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLubyte *s = (const GLubyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i]; + dst[i][GCOMP] = 0.0; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RG_UINT8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLubyte *s = (const GLubyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*2+0]; + dst[i][GCOMP] = (GLfloat) s[i*2+1]; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RGB_UINT8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLubyte *s = (const GLubyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*3+0]; + dst[i][GCOMP] = (GLfloat) s[i*3+1]; + dst[i][BCOMP] = (GLfloat) s[i*3+2]; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RGBA_UINT8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLubyte *s = (const GLubyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*4+0]; + dst[i][GCOMP] = (GLfloat) s[i*4+1]; + dst[i][BCOMP] = (GLfloat) s[i*4+2]; + dst[i][ACOMP] = (GLfloat) s[i*4+3]; + } +} + +static void +unpack_R_UINT16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLushort *s = (const GLushort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i]; + dst[i][GCOMP] = 0.0; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RG_UINT16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLushort *s = (const GLushort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*2+0]; + dst[i][GCOMP] = (GLfloat) s[i*2+1]; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RGB_UINT16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLushort *s = (const GLushort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*3+0]; + dst[i][GCOMP] = (GLfloat) s[i*3+1]; + dst[i][BCOMP] = (GLfloat) s[i*3+2]; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RGBA_UINT16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLushort *s = (const GLushort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*4+0]; + dst[i][GCOMP] = (GLfloat) s[i*4+1]; + dst[i][BCOMP] = (GLfloat) s[i*4+2]; + dst[i][ACOMP] = (GLfloat) s[i*4+3]; + } +} + +static void +unpack_R_UINT32(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = (const GLuint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i]; + dst[i][GCOMP] = 0.0; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RG_UINT32(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = (const GLuint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*2+0]; + dst[i][GCOMP] = (GLfloat) s[i*2+1]; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RGB_UINT32(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = (const GLuint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*3+0]; + dst[i][GCOMP] = (GLfloat) s[i*3+1]; + dst[i][BCOMP] = (GLfloat) s[i*3+2]; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RGBA_UINT32(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = (const GLuint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*4+0]; + dst[i][GCOMP] = (GLfloat) s[i*4+1]; + dst[i][BCOMP] = (GLfloat) s[i*4+2]; + dst[i][ACOMP] = (GLfloat) s[i*4+3]; + } +} + +static void +unpack_DUDV8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLbyte *s = (const GLbyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = BYTE_TO_FLOAT(s[i*2+0]); + dst[i][GCOMP] = BYTE_TO_FLOAT(s[i*2+1]); + dst[i][BCOMP] = 0; + dst[i][ACOMP] = 0; + } +} + +static void +unpack_SIGNED_R8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLbyte *s = ((const GLbyte *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = BYTE_TO_FLOAT_TEX( s[i] ); dst[i][GCOMP] = 0.0F; dst[i][BCOMP] = 0.0F; - dst[i][ACOMP] = SHORT_TO_FLOAT_TEX( s[i] ); + dst[i][ACOMP] = 1.0F; + } +} + +static void +unpack_SIGNED_RG88_REV(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] & 0xff) ); + dst[i][GCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 8) ); + dst[i][BCOMP] = 0.0F; + dst[i][ACOMP] = 1.0F; + } +} + +static void +unpack_SIGNED_RGBX8888(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 24) ); + dst[i][GCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 16) ); + dst[i][BCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 8) ); + dst[i][ACOMP] = 1.0f; + } +} + +static void +unpack_SIGNED_RGBA8888(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 24) ); + dst[i][GCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 16) ); + dst[i][BCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 8) ); + dst[i][ACOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] ) ); + } +} + +static void +unpack_SIGNED_RGBA8888_REV(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] ) ); + dst[i][GCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 8) ); + dst[i][BCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 16) ); + dst[i][ACOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 24) ); + } +} + +static void +unpack_SIGNED_R16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = ((const GLshort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = SHORT_TO_FLOAT_TEX( s[i] ); + dst[i][GCOMP] = 0.0F; + dst[i][BCOMP] = 0.0F; + dst[i][ACOMP] = 1.0F; + } +} + +static void +unpack_SIGNED_GR1616(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = SHORT_TO_FLOAT_TEX( (GLshort) (s[i] & 0xffff) ); + dst[i][GCOMP] = SHORT_TO_FLOAT_TEX( (GLshort) (s[i] >> 16) ); + dst[i][BCOMP] = 0.0F; + dst[i][ACOMP] = 1.0F; + } +} + +static void +unpack_SIGNED_RGB_16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = (const GLshort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = SHORT_TO_FLOAT_TEX( s[i*3+0] ); + dst[i][GCOMP] = SHORT_TO_FLOAT_TEX( s[i*3+1] ); + dst[i][BCOMP] = SHORT_TO_FLOAT_TEX( s[i*3+2] ); + dst[i][ACOMP] = 1.0F; + } +} + +static void +unpack_SIGNED_RGBA_16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = (const GLshort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = SHORT_TO_FLOAT_TEX( s[i*4+0] ); + dst[i][GCOMP] = SHORT_TO_FLOAT_TEX( s[i*4+1] ); + dst[i][BCOMP] = SHORT_TO_FLOAT_TEX( s[i*4+2] ); + dst[i][ACOMP] = SHORT_TO_FLOAT_TEX( s[i*4+3] ); + } +} + +static void +unpack_RGBA_16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLushort *s = (const GLushort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = USHORT_TO_FLOAT( s[i*4+0] ); + dst[i][GCOMP] = USHORT_TO_FLOAT( s[i*4+1] ); + dst[i][BCOMP] = USHORT_TO_FLOAT( s[i*4+2] ); + dst[i][ACOMP] = USHORT_TO_FLOAT( s[i*4+3] ); + } +} + +static void +unpack_RED_RGTC1(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_SIGNED_RED_RGTC1(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_RG_RGTC2(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_SIGNED_RG_RGTC2(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_L_LATC1(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_SIGNED_L_LATC1(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_LA_LATC2(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_SIGNED_LA_LATC2(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_ETC1_RGB8(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_ETC2_RGB8(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_ETC2_SRGB8(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_ETC2_RGBA8_EAC(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_ETC2_SRGB8_ALPHA8_EAC(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_ETC2_R11_EAC(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_ETC2_RG11_EAC(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_ETC2_SIGNED_R11_EAC(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_ETC2_SIGNED_RG11_EAC(const void *src, GLfloat dst[][4], GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_ETC2_RGB8_PUNCHTHROUGH_ALPHA1(const void *src, GLfloat dst[][4], + GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1(const void *src, GLfloat dst[][4], + GLuint n) +{ + /* XXX to do */ +} + +static void +unpack_SIGNED_A8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLbyte *s = ((const GLbyte *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = 0.0F; + dst[i][GCOMP] = 0.0F; + dst[i][BCOMP] = 0.0F; + dst[i][ACOMP] = BYTE_TO_FLOAT_TEX( s[i] ); + } +} + +static void +unpack_SIGNED_L8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLbyte *s = ((const GLbyte *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = BYTE_TO_FLOAT_TEX( s[i] ); + dst[i][ACOMP] = 1.0F; + } +} + +static void +unpack_SIGNED_AL88(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = ((const GLshort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] & 0xff) ); + dst[i][ACOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 8) ); + } +} + +static void +unpack_SIGNED_I8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLbyte *s = ((const GLbyte *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = + dst[i][ACOMP] = BYTE_TO_FLOAT_TEX( s[i] ); + } +} + +static void +unpack_SIGNED_A16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = ((const GLshort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = 0.0F; + dst[i][GCOMP] = 0.0F; + dst[i][BCOMP] = 0.0F; + dst[i][ACOMP] = SHORT_TO_FLOAT_TEX( s[i] ); + } +} + +static void +unpack_SIGNED_L16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = ((const GLshort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = SHORT_TO_FLOAT_TEX( s[i] ); + dst[i][ACOMP] = 1.0F; + } +} + +static void +unpack_SIGNED_AL1616(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = (const GLshort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = SHORT_TO_FLOAT_TEX( s[i*2+0] ); + dst[i][ACOMP] = SHORT_TO_FLOAT_TEX( s[i*2+1] ); + } +} + +static void +unpack_SIGNED_I16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = ((const GLshort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = + dst[i][ACOMP] = SHORT_TO_FLOAT_TEX( s[i] ); + } +} + +static void +unpack_RGB9_E5_FLOAT(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = (const GLuint *) src; + GLuint i; + for (i = 0; i < n; i++) { + rgb9e5_to_float3(s[i], dst[i]); + dst[i][ACOMP] = 1.0F; + } +} + +static void +unpack_R11_G11_B10_FLOAT(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = (const GLuint *) src; + GLuint i; + for (i = 0; i < n; i++) { + r11g11b10f_to_float3(s[i], dst[i]); + dst[i][ACOMP] = 1.0F; + } +} + +static void +unpack_XRGB4444_UNORM(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = ((s[i] >> 8) & 0xf) * (1.0F / 15.0F); + dst[i][GCOMP] = ((s[i] >> 4) & 0xf) * (1.0F / 15.0F); + dst[i][BCOMP] = ((s[i] ) & 0xf) * (1.0F / 15.0F); + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_XRGB1555_UNORM(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = ((s[i] >> 10) & 0x1f) * (1.0F / 31.0F); + dst[i][GCOMP] = ((s[i] >> 5) & 0x1f) * (1.0F / 31.0F); + dst[i][BCOMP] = ((s[i] >> 0) & 0x1f) * (1.0F / 31.0F); + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_XBGR8888_SNORM(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] ) ); + dst[i][GCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 8) ); + dst[i][BCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 16) ); + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_XBGR8888_SRGB(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = _mesa_nonlinear_to_linear( (s[i] ) & 0xff ); + dst[i][GCOMP] = _mesa_nonlinear_to_linear( (s[i] >> 8) & 0xff ); + dst[i][BCOMP] = _mesa_nonlinear_to_linear( (s[i] >> 16) & 0xff ); + dst[i][ACOMP] = UBYTE_TO_FLOAT( s[i] >> 24 ); /* linear! */ + } +} + +static void +unpack_XBGR8888_UINT(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLbyte *s = (const GLbyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = s[i*4+0]; + dst[i][GCOMP] = s[i*4+1]; + dst[i][BCOMP] = s[i*4+2]; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_XBGR8888_SINT(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLbyte *s = (const GLbyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = s[i*4+0]; + dst[i][GCOMP] = s[i*4+1]; + dst[i][BCOMP] = s[i*4+2]; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_XRGB2101010_UNORM(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = ((s[i] >> 20) & 0x3ff) * (1.0F / 1023.0F); + dst[i][GCOMP] = ((s[i] >> 10) & 0x3ff) * (1.0F / 1023.0F); + dst[i][BCOMP] = ((s[i] >> 0) & 0x3ff) * (1.0F / 1023.0F); + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_XBGR16161616_UNORM(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLushort *s = (const GLushort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = USHORT_TO_FLOAT( s[i*4+0] ); + dst[i][GCOMP] = USHORT_TO_FLOAT( s[i*4+1] ); + dst[i][BCOMP] = USHORT_TO_FLOAT( s[i*4+2] ); + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_XBGR16161616_SNORM(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = (const GLshort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = SHORT_TO_FLOAT_TEX( s[i*4+0] ); + dst[i][GCOMP] = SHORT_TO_FLOAT_TEX( s[i*4+1] ); + dst[i][BCOMP] = SHORT_TO_FLOAT_TEX( s[i*4+2] ); + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_XBGR16161616_FLOAT(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = (const GLshort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = _mesa_half_to_float(s[i*4+0]); + dst[i][GCOMP] = _mesa_half_to_float(s[i*4+1]); + dst[i][BCOMP] = _mesa_half_to_float(s[i*4+2]); + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_XBGR16161616_UINT(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLushort *s = (const GLushort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*4+0]; + dst[i][GCOMP] = (GLfloat) s[i*4+1]; + dst[i][BCOMP] = (GLfloat) s[i*4+2]; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_XBGR16161616_SINT(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = (const GLshort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*4+0]; + dst[i][GCOMP] = (GLfloat) s[i*4+1]; + dst[i][BCOMP] = (GLfloat) s[i*4+2]; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_XBGR32323232_FLOAT(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLfloat *s = (const GLfloat *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = s[i*4+0]; + dst[i][GCOMP] = s[i*4+1]; + dst[i][BCOMP] = s[i*4+2]; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_XBGR32323232_UINT(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = (const GLuint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*4+0]; + dst[i][GCOMP] = (GLfloat) s[i*4+1]; + dst[i][BCOMP] = (GLfloat) s[i*4+2]; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_XBGR32323232_SINT(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLint *s = (const GLint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*4+0]; + dst[i][GCOMP] = (GLfloat) s[i*4+1]; + dst[i][BCOMP] = (GLfloat) s[i*4+2]; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_ABGR2101010(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = ((s[i] >> 0) & 0x3ff) * (1.0F / 1023.0F); + dst[i][GCOMP] = ((s[i] >> 10) & 0x3ff) * (1.0F / 1023.0F); + dst[i][BCOMP] = ((s[i] >> 20) & 0x3ff) * (1.0F / 1023.0F); + dst[i][ACOMP] = ((s[i] >> 30) & 0x03) * (1.0F / 3.0F); + } +} + +static void +unpack_SIGNED_RG88(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 8) ); + dst[i][GCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] & 0xff) ); + dst[i][BCOMP] = 0.0F; + dst[i][ACOMP] = 1.0F; + } +} + +static void +unpack_SIGNED_RG1616(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = SHORT_TO_FLOAT_TEX( (GLshort) (s[i] >> 16) ); + dst[i][GCOMP] = SHORT_TO_FLOAT_TEX( (GLshort) (s[i] & 0xffff) ); + dst[i][BCOMP] = 0.0F; + dst[i][ACOMP] = 1.0F; + } +} + +/** + * Return the unpacker function for the given format. + */ +static unpack_rgba_func +get_unpack_rgba_function(mesa_format format) +{ + static unpack_rgba_func table[MESA_FORMAT_COUNT]; + static GLboolean initialized = GL_FALSE; + + if (!initialized) { + table[MESA_FORMAT_NONE] = NULL; + + table[MESA_FORMAT_A8B8G8R8_UNORM] = unpack_RGBA8888; + table[MESA_FORMAT_R8G8B8A8_UNORM] = unpack_RGBA8888_REV; + table[MESA_FORMAT_B8G8R8A8_UNORM] = unpack_ARGB8888; + table[MESA_FORMAT_A8R8G8B8_UNORM] = unpack_ARGB8888_REV; + table[MESA_FORMAT_X8B8G8R8_UNORM] = unpack_RGBX8888; + table[MESA_FORMAT_R8G8B8X8_UNORM] = unpack_RGBX8888_REV; + table[MESA_FORMAT_B8G8R8X8_UNORM] = unpack_XRGB8888; + table[MESA_FORMAT_X8R8G8B8_UNORM] = unpack_XRGB8888_REV; + table[MESA_FORMAT_BGR_UNORM8] = unpack_RGB888; + table[MESA_FORMAT_RGB_UNORM8] = unpack_BGR888; + table[MESA_FORMAT_B5G6R5_UNORM] = unpack_RGB565; + table[MESA_FORMAT_R5G6B5_UNORM] = unpack_RGB565_REV; + table[MESA_FORMAT_B4G4R4A4_UNORM] = unpack_ARGB4444; + table[MESA_FORMAT_A4R4G4B4_UNORM] = unpack_ARGB4444_REV; + table[MESA_FORMAT_A1B5G5R5_UNORM] = unpack_RGBA5551; + table[MESA_FORMAT_B5G5R5A1_UNORM] = unpack_ARGB1555; + table[MESA_FORMAT_A1R5G5B5_UNORM] = unpack_ARGB1555_REV; + table[MESA_FORMAT_L4A4_UNORM] = unpack_AL44; + table[MESA_FORMAT_L8A8_UNORM] = unpack_AL88; + table[MESA_FORMAT_A8L8_UNORM] = unpack_AL88_REV; + table[MESA_FORMAT_L16A16_UNORM] = unpack_AL1616; + table[MESA_FORMAT_A16L16_UNORM] = unpack_AL1616_REV; + table[MESA_FORMAT_B2G3R3_UNORM] = unpack_RGB332; + table[MESA_FORMAT_A_UNORM8] = unpack_A8; + table[MESA_FORMAT_A_UNORM16] = unpack_A16; + table[MESA_FORMAT_L_UNORM8] = unpack_L8; + table[MESA_FORMAT_L_UNORM16] = unpack_L16; + table[MESA_FORMAT_I_UNORM8] = unpack_I8; + table[MESA_FORMAT_I_UNORM16] = unpack_I16; + table[MESA_FORMAT_YCBCR] = unpack_YCBCR; + table[MESA_FORMAT_YCBCR_REV] = unpack_YCBCR_REV; + table[MESA_FORMAT_R_UNORM8] = unpack_R8; + table[MESA_FORMAT_R8G8_UNORM] = unpack_GR88; + table[MESA_FORMAT_G8R8_UNORM] = unpack_RG88; + table[MESA_FORMAT_R_UNORM16] = unpack_R16; + table[MESA_FORMAT_R16G16_UNORM] = unpack_GR1616; + table[MESA_FORMAT_G16R16_UNORM] = unpack_RG1616; + table[MESA_FORMAT_B10G10R10A2_UNORM] = unpack_ARGB2101010; + table[MESA_FORMAT_B10G10R10A2_UINT] = unpack_ARGB2101010_UINT; + table[MESA_FORMAT_R10G10B10A2_UINT] = unpack_ABGR2101010_UINT; + table[MESA_FORMAT_S8_UINT_Z24_UNORM] = unpack_Z24_S8; + table[MESA_FORMAT_Z24_UNORM_S8_UINT] = unpack_S8_Z24; + table[MESA_FORMAT_Z_UNORM16] = unpack_Z16; + table[MESA_FORMAT_Z24_UNORM_X8_UINT] = unpack_X8_Z24; + table[MESA_FORMAT_X8Z24_UNORM] = unpack_Z24_X8; + table[MESA_FORMAT_Z_UNORM32] = unpack_Z32; + table[MESA_FORMAT_S_UINT8] = unpack_S8; + table[MESA_FORMAT_BGR_SRGB8] = unpack_SRGB8; + table[MESA_FORMAT_A8B8G8R8_SRGB] = unpack_SRGBA8; + table[MESA_FORMAT_B8G8R8A8_SRGB] = unpack_SARGB8; + table[MESA_FORMAT_L_SRGB8] = unpack_SL8; + table[MESA_FORMAT_L8A8_SRGB] = unpack_SLA8; + table[MESA_FORMAT_SRGB_DXT1] = unpack_SRGB_DXT1; + table[MESA_FORMAT_SRGBA_DXT1] = unpack_SRGBA_DXT1; + table[MESA_FORMAT_SRGBA_DXT3] = unpack_SRGBA_DXT3; + table[MESA_FORMAT_SRGBA_DXT5] = unpack_SRGBA_DXT5; + + table[MESA_FORMAT_RGB_FXT1] = unpack_RGB_FXT1; + table[MESA_FORMAT_RGBA_FXT1] = unpack_RGBA_FXT1; + table[MESA_FORMAT_RGB_DXT1] = unpack_RGB_DXT1; + table[MESA_FORMAT_RGBA_DXT1] = unpack_RGBA_DXT1; + table[MESA_FORMAT_RGBA_DXT3] = unpack_RGBA_DXT3; + table[MESA_FORMAT_RGBA_DXT5] = unpack_RGBA_DXT5; + + table[MESA_FORMAT_RGBA_FLOAT32] = unpack_RGBA_FLOAT32; + table[MESA_FORMAT_RGBA_FLOAT16] = unpack_RGBA_FLOAT16; + table[MESA_FORMAT_RGB_FLOAT32] = unpack_RGB_FLOAT32; + table[MESA_FORMAT_RGB_FLOAT16] = unpack_RGB_FLOAT16; + table[MESA_FORMAT_A_FLOAT32] = unpack_ALPHA_FLOAT32; + table[MESA_FORMAT_A_FLOAT16] = unpack_ALPHA_FLOAT16; + table[MESA_FORMAT_L_FLOAT32] = unpack_LUMINANCE_FLOAT32; + table[MESA_FORMAT_L_FLOAT16] = unpack_LUMINANCE_FLOAT16; + table[MESA_FORMAT_LA_FLOAT32] = unpack_LUMINANCE_ALPHA_FLOAT32; + table[MESA_FORMAT_LA_FLOAT16] = unpack_LUMINANCE_ALPHA_FLOAT16; + table[MESA_FORMAT_I_FLOAT32] = unpack_INTENSITY_FLOAT32; + table[MESA_FORMAT_I_FLOAT16] = unpack_INTENSITY_FLOAT16; + table[MESA_FORMAT_R_FLOAT32] = unpack_R_FLOAT32; + table[MESA_FORMAT_R_FLOAT16] = unpack_R_FLOAT16; + table[MESA_FORMAT_RG_FLOAT32] = unpack_RG_FLOAT32; + table[MESA_FORMAT_RG_FLOAT16] = unpack_RG_FLOAT16; + + table[MESA_FORMAT_A_UINT8] = unpack_ALPHA_UINT8; + table[MESA_FORMAT_A_UINT16] = unpack_ALPHA_UINT16; + table[MESA_FORMAT_A_UINT32] = unpack_ALPHA_UINT32; + table[MESA_FORMAT_A_SINT8] = unpack_ALPHA_INT8; + table[MESA_FORMAT_A_SINT16] = unpack_ALPHA_INT16; + table[MESA_FORMAT_A_SINT32] = unpack_ALPHA_INT32; + + table[MESA_FORMAT_I_UINT8] = unpack_INTENSITY_UINT8; + table[MESA_FORMAT_I_UINT16] = unpack_INTENSITY_UINT16; + table[MESA_FORMAT_I_UINT32] = unpack_INTENSITY_UINT32; + table[MESA_FORMAT_I_SINT8] = unpack_INTENSITY_INT8; + table[MESA_FORMAT_I_SINT16] = unpack_INTENSITY_INT16; + table[MESA_FORMAT_I_SINT32] = unpack_INTENSITY_INT32; + + table[MESA_FORMAT_L_UINT8] = unpack_LUMINANCE_UINT8; + table[MESA_FORMAT_L_UINT16] = unpack_LUMINANCE_UINT16; + table[MESA_FORMAT_L_UINT32] = unpack_LUMINANCE_UINT32; + table[MESA_FORMAT_L_SINT8] = unpack_LUMINANCE_INT8; + table[MESA_FORMAT_L_SINT16] = unpack_LUMINANCE_INT16; + table[MESA_FORMAT_L_SINT32] = unpack_LUMINANCE_INT32; + + table[MESA_FORMAT_LA_UINT8] = unpack_LUMINANCE_ALPHA_UINT8; + table[MESA_FORMAT_LA_UINT16] = unpack_LUMINANCE_ALPHA_UINT16; + table[MESA_FORMAT_LA_UINT32] = unpack_LUMINANCE_ALPHA_UINT32; + table[MESA_FORMAT_LA_SINT8] = unpack_LUMINANCE_ALPHA_INT8; + table[MESA_FORMAT_LA_SINT16] = unpack_LUMINANCE_ALPHA_INT16; + table[MESA_FORMAT_LA_SINT32] = unpack_LUMINANCE_ALPHA_INT32; + + table[MESA_FORMAT_R_SINT8] = unpack_R_INT8; + table[MESA_FORMAT_RG_SINT8] = unpack_RG_INT8; + table[MESA_FORMAT_RGB_SINT8] = unpack_RGB_INT8; + table[MESA_FORMAT_RGBA_SINT8] = unpack_RGBA_INT8; + table[MESA_FORMAT_R_SINT16] = unpack_R_INT16; + table[MESA_FORMAT_RG_SINT16] = unpack_RG_INT16; + table[MESA_FORMAT_RGB_SINT16] = unpack_RGB_INT16; + table[MESA_FORMAT_RGBA_SINT16] = unpack_RGBA_INT16; + table[MESA_FORMAT_R_SINT32] = unpack_R_INT32; + table[MESA_FORMAT_RG_SINT32] = unpack_RG_INT32; + table[MESA_FORMAT_RGB_SINT32] = unpack_RGB_INT32; + table[MESA_FORMAT_RGBA_SINT32] = unpack_RGBA_INT32; + table[MESA_FORMAT_R_UINT8] = unpack_R_UINT8; + table[MESA_FORMAT_RG_UINT8] = unpack_RG_UINT8; + table[MESA_FORMAT_RGB_UINT8] = unpack_RGB_UINT8; + table[MESA_FORMAT_RGBA_UINT8] = unpack_RGBA_UINT8; + table[MESA_FORMAT_R_UINT16] = unpack_R_UINT16; + table[MESA_FORMAT_RG_UINT16] = unpack_RG_UINT16; + table[MESA_FORMAT_RGB_UINT16] = unpack_RGB_UINT16; + table[MESA_FORMAT_RGBA_UINT16] = unpack_RGBA_UINT16; + table[MESA_FORMAT_R_UINT32] = unpack_R_UINT32; + table[MESA_FORMAT_RG_UINT32] = unpack_RG_UINT32; + table[MESA_FORMAT_RGB_UINT32] = unpack_RGB_UINT32; + table[MESA_FORMAT_RGBA_UINT32] = unpack_RGBA_UINT32; + + table[MESA_FORMAT_DUDV8] = unpack_DUDV8; + table[MESA_FORMAT_R_SNORM8] = unpack_SIGNED_R8; + table[MESA_FORMAT_R8G8_SNORM] = unpack_SIGNED_RG88_REV; + table[MESA_FORMAT_X8B8G8R8_SNORM] = unpack_SIGNED_RGBX8888; + table[MESA_FORMAT_A8B8G8R8_SNORM] = unpack_SIGNED_RGBA8888; + table[MESA_FORMAT_R8G8B8A8_SNORM] = unpack_SIGNED_RGBA8888_REV; + table[MESA_FORMAT_R_SNORM16] = unpack_SIGNED_R16; + table[MESA_FORMAT_R16G16_SNORM] = unpack_SIGNED_GR1616; + table[MESA_FORMAT_RGB_SNORM16] = unpack_SIGNED_RGB_16; + table[MESA_FORMAT_RGBA_SNORM16] = unpack_SIGNED_RGBA_16; + table[MESA_FORMAT_RGBA_UNORM16] = unpack_RGBA_16; + + table[MESA_FORMAT_R_RGTC1_UNORM] = unpack_RED_RGTC1; + table[MESA_FORMAT_R_RGTC1_SNORM] = unpack_SIGNED_RED_RGTC1; + table[MESA_FORMAT_RG_RGTC2_UNORM] = unpack_RG_RGTC2; + table[MESA_FORMAT_RG_RGTC2_SNORM] = unpack_SIGNED_RG_RGTC2; + + table[MESA_FORMAT_L_LATC1_UNORM] = unpack_L_LATC1; + table[MESA_FORMAT_L_LATC1_SNORM] = unpack_SIGNED_L_LATC1; + table[MESA_FORMAT_LA_LATC2_UNORM] = unpack_LA_LATC2; + table[MESA_FORMAT_LA_LATC2_SNORM] = unpack_SIGNED_LA_LATC2; + + table[MESA_FORMAT_ETC1_RGB8] = unpack_ETC1_RGB8; + table[MESA_FORMAT_ETC2_RGB8] = unpack_ETC2_RGB8; + table[MESA_FORMAT_ETC2_SRGB8] = unpack_ETC2_SRGB8; + table[MESA_FORMAT_ETC2_RGBA8_EAC] = unpack_ETC2_RGBA8_EAC; + table[MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC] = unpack_ETC2_SRGB8_ALPHA8_EAC; + table[MESA_FORMAT_ETC2_R11_EAC] = unpack_ETC2_R11_EAC; + table[MESA_FORMAT_ETC2_RG11_EAC] = unpack_ETC2_RG11_EAC; + table[MESA_FORMAT_ETC2_SIGNED_R11_EAC] = unpack_ETC2_SIGNED_R11_EAC; + table[MESA_FORMAT_ETC2_SIGNED_RG11_EAC] = unpack_ETC2_SIGNED_RG11_EAC; + table[MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1] = + unpack_ETC2_RGB8_PUNCHTHROUGH_ALPHA1; + table[MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1] = + unpack_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1; + table[MESA_FORMAT_A_SNORM8] = unpack_SIGNED_A8; + table[MESA_FORMAT_L_SNORM8] = unpack_SIGNED_L8; + table[MESA_FORMAT_L8A8_SNORM] = unpack_SIGNED_AL88; + table[MESA_FORMAT_I_SNORM8] = unpack_SIGNED_I8; + table[MESA_FORMAT_A_SNORM16] = unpack_SIGNED_A16; + table[MESA_FORMAT_L_SNORM16] = unpack_SIGNED_L16; + table[MESA_FORMAT_LA_SNORM16] = unpack_SIGNED_AL1616; + table[MESA_FORMAT_I_SNORM16] = unpack_SIGNED_I16; + + table[MESA_FORMAT_R9G9B9E5_FLOAT] = unpack_RGB9_E5_FLOAT; + table[MESA_FORMAT_R11G11B10_FLOAT] = unpack_R11_G11_B10_FLOAT; + + table[MESA_FORMAT_Z_FLOAT32] = unpack_Z32_FLOAT; + table[MESA_FORMAT_Z32_FLOAT_S8X24_UINT] = unpack_Z32_FLOAT_X24S8; + + table[MESA_FORMAT_B4G4R4X4_UNORM] = unpack_XRGB4444_UNORM; + table[MESA_FORMAT_B5G5R5X1_UNORM] = unpack_XRGB1555_UNORM; + table[MESA_FORMAT_R8G8B8X8_SNORM] = unpack_XBGR8888_SNORM; + table[MESA_FORMAT_R8G8B8X8_SRGB] = unpack_XBGR8888_SRGB; + table[MESA_FORMAT_RGBX_UINT8] = unpack_XBGR8888_UINT; + table[MESA_FORMAT_RGBX_SINT8] = unpack_XBGR8888_SINT; + table[MESA_FORMAT_B10G10R10X2_UNORM] = unpack_XRGB2101010_UNORM; + table[MESA_FORMAT_RGBX_UNORM16] = unpack_XBGR16161616_UNORM; + table[MESA_FORMAT_RGBX_SNORM16] = unpack_XBGR16161616_SNORM; + table[MESA_FORMAT_RGBX_FLOAT16] = unpack_XBGR16161616_FLOAT; + table[MESA_FORMAT_RGBX_UINT16] = unpack_XBGR16161616_UINT; + table[MESA_FORMAT_RGBX_SINT16] = unpack_XBGR16161616_SINT; + table[MESA_FORMAT_RGBX_FLOAT32] = unpack_XBGR32323232_FLOAT; + table[MESA_FORMAT_RGBX_UINT32] = unpack_XBGR32323232_UINT; + table[MESA_FORMAT_RGBX_SINT32] = unpack_XBGR32323232_SINT; + + table[MESA_FORMAT_R10G10B10A2_UNORM] = unpack_ABGR2101010; + + table[MESA_FORMAT_G8R8_SNORM] = unpack_SIGNED_RG88; + table[MESA_FORMAT_G16R16_SNORM] = unpack_SIGNED_RG1616; + + initialized = GL_TRUE; + } + + if (table[format] == NULL) { + _mesa_problem(NULL, "unsupported unpack for format %s", + _mesa_get_format_name(format)); + } + + return table[format]; +} + + +/** + * Unpack rgba colors, returning as GLfloat values. + */ +void +_mesa_unpack_rgba_row(mesa_format format, GLuint n, + const void *src, GLfloat dst[][4]) +{ + unpack_rgba_func unpack = get_unpack_rgba_function(format); + unpack(src, dst, n); +} + + +/**********************************************************************/ +/* Unpack, returning GLubyte colors */ +/**********************************************************************/ + + +static void +unpack_ubyte_RGBA8888(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (s[i] >> 24); + dst[i][GCOMP] = (s[i] >> 16) & 0xff; + dst[i][BCOMP] = (s[i] >> 8) & 0xff; + dst[i][ACOMP] = (s[i] ) & 0xff; + } +} + +static void +unpack_ubyte_RGBA8888_REV(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (s[i] ) & 0xff; + dst[i][GCOMP] = (s[i] >> 8) & 0xff; + dst[i][BCOMP] = (s[i] >> 16) & 0xff; + dst[i][ACOMP] = (s[i] >> 24); + } +} + +static void +unpack_ubyte_ARGB8888(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (s[i] >> 16) & 0xff; + dst[i][GCOMP] = (s[i] >> 8) & 0xff; + dst[i][BCOMP] = (s[i] ) & 0xff; + dst[i][ACOMP] = (s[i] >> 24); + } +} + +static void +unpack_ubyte_ARGB8888_REV(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (s[i] >> 8) & 0xff; + dst[i][GCOMP] = (s[i] >> 16) & 0xff; + dst[i][BCOMP] = (s[i] >> 24); + dst[i][ACOMP] = (s[i] ) & 0xff; + } +} + +static void +unpack_ubyte_RGBX8888(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (s[i] >> 24); + dst[i][GCOMP] = (s[i] >> 16) & 0xff; + dst[i][BCOMP] = (s[i] >> 8) & 0xff; + dst[i][ACOMP] = 0xff; + } +} + +static void +unpack_ubyte_RGBX8888_REV(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (s[i] ) & 0xff; + dst[i][GCOMP] = (s[i] >> 8) & 0xff; + dst[i][BCOMP] = (s[i] >> 16) & 0xff; + dst[i][ACOMP] = 0xff; + } +} + +static void +unpack_ubyte_XRGB8888(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (s[i] >> 16) & 0xff; + dst[i][GCOMP] = (s[i] >> 8) & 0xff; + dst[i][BCOMP] = (s[i] ) & 0xff; + dst[i][ACOMP] = 0xff; + } +} + +static void +unpack_ubyte_XRGB8888_REV(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (s[i] >> 8) & 0xff; + dst[i][GCOMP] = (s[i] >> 16) & 0xff; + dst[i][BCOMP] = (s[i] >> 24); + dst[i][ACOMP] = 0xff; + } +} + +static void +unpack_ubyte_RGB888(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLubyte *s = (const GLubyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = s[i*3+2]; + dst[i][GCOMP] = s[i*3+1]; + dst[i][BCOMP] = s[i*3+0]; + dst[i][ACOMP] = 0xff; + } +} + +static void +unpack_ubyte_BGR888(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLubyte *s = (const GLubyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = s[i*3+0]; + dst[i][GCOMP] = s[i*3+1]; + dst[i][BCOMP] = s[i*3+2]; + dst[i][ACOMP] = 0xff; + } +} + +static void +unpack_ubyte_RGB565(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = EXPAND_5_8((s[i] >> 11) & 0x1f); + dst[i][GCOMP] = EXPAND_6_8((s[i] >> 5 ) & 0x3f); + dst[i][BCOMP] = EXPAND_5_8( s[i] & 0x1f); + dst[i][ACOMP] = 0xff; + } +} + +static void +unpack_ubyte_RGB565_REV(const void *src, GLubyte dst[][4], GLuint n) +{ + /* Warning: this function does not match the current Mesa definition + * of MESA_FORMAT_R5G6B5_UNORM. + */ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + GLuint t = (s[i] >> 8) | (s[i] << 8); /* byte swap */ + dst[i][RCOMP] = EXPAND_5_8((t >> 11) & 0x1f); + dst[i][GCOMP] = EXPAND_6_8((t >> 5 ) & 0x3f); + dst[i][BCOMP] = EXPAND_5_8( t & 0x1f); + dst[i][ACOMP] = 0xff; + } +} + +static void +unpack_ubyte_ARGB4444(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = EXPAND_4_8((s[i] >> 8) & 0xf); + dst[i][GCOMP] = EXPAND_4_8((s[i] >> 4) & 0xf); + dst[i][BCOMP] = EXPAND_4_8((s[i] ) & 0xf); + dst[i][ACOMP] = EXPAND_4_8((s[i] >> 12) & 0xf); + } +} + +static void +unpack_ubyte_ARGB4444_REV(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = EXPAND_4_8((s[i] ) & 0xf); + dst[i][GCOMP] = EXPAND_4_8((s[i] >> 12) & 0xf); + dst[i][BCOMP] = EXPAND_4_8((s[i] >> 8) & 0xf); + dst[i][ACOMP] = EXPAND_4_8((s[i] >> 4) & 0xf); + } +} + +static void +unpack_ubyte_RGBA5551(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = EXPAND_5_8((s[i] >> 11) & 0x1f); + dst[i][GCOMP] = EXPAND_5_8((s[i] >> 6) & 0x1f); + dst[i][BCOMP] = EXPAND_5_8((s[i] >> 1) & 0x1f); + dst[i][ACOMP] = EXPAND_1_8((s[i] ) & 0x01); + } +} + +static void +unpack_ubyte_ARGB1555(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = EXPAND_5_8((s[i] >> 10) & 0x1f); + dst[i][GCOMP] = EXPAND_5_8((s[i] >> 5) & 0x1f); + dst[i][BCOMP] = EXPAND_5_8((s[i] >> 0) & 0x1f); + dst[i][ACOMP] = EXPAND_1_8((s[i] >> 15) & 0x01); + } +} + +static void +unpack_ubyte_ARGB1555_REV(const void *src, GLubyte dst[][4], GLuint n) +{ + /* Warning: this function does not match the current Mesa definition + * of MESA_FORMAT_A1R5G5B5_UNORM. + */ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + GLushort tmp = (s[i] << 8) | (s[i] >> 8); /* byteswap */ + dst[i][RCOMP] = EXPAND_5_8((tmp >> 10) & 0x1f); + dst[i][GCOMP] = EXPAND_5_8((tmp >> 5) & 0x1f); + dst[i][BCOMP] = EXPAND_5_8((tmp >> 0) & 0x1f); + dst[i][ACOMP] = EXPAND_1_8((tmp >> 15) & 0x01); + } +} + +static void +unpack_ubyte_AL44(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLubyte *s = ((const GLubyte *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = EXPAND_4_8(s[i] & 0xf); + dst[i][ACOMP] = EXPAND_4_8(s[i] >> 4); + } +} + +static void +unpack_ubyte_AL88(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = EXPAND_4_8(s[i] & 0xff); + dst[i][ACOMP] = EXPAND_4_8(s[i] >> 8); + } +} + +static void +unpack_ubyte_AL88_REV(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = EXPAND_4_8(s[i] >> 8); + dst[i][ACOMP] = EXPAND_4_8(s[i] & 0xff); + } +} + +static void +unpack_ubyte_RGB332(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLubyte *s = ((const GLubyte *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = EXPAND_3_8((s[i] >> 5) & 0x7); + dst[i][GCOMP] = EXPAND_3_8((s[i] >> 2) & 0x7); + dst[i][BCOMP] = EXPAND_2_8((s[i] ) & 0x3); + dst[i][ACOMP] = 0xff; + } +} + +static void +unpack_ubyte_A8(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLubyte *s = ((const GLubyte *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = 0; + dst[i][ACOMP] = s[i]; + } +} + +static void +unpack_ubyte_L8(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLubyte *s = ((const GLubyte *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = s[i]; + dst[i][ACOMP] = 0xff; + } +} + + +static void +unpack_ubyte_I8(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLubyte *s = ((const GLubyte *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = + dst[i][GCOMP] = + dst[i][BCOMP] = + dst[i][ACOMP] = s[i]; + } +} + +static void +unpack_ubyte_R8(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLubyte *s = ((const GLubyte *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][0] = s[i]; + dst[i][1] = + dst[i][2] = 0; + dst[i][3] = 0xff; + } +} + +static void +unpack_ubyte_GR88(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = s[i] & 0xff; + dst[i][GCOMP] = s[i] >> 8; + dst[i][BCOMP] = 0; + dst[i][ACOMP] = 0xff; + } +} + +static void +unpack_ubyte_RG88(const void *src, GLubyte dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = s[i] >> 8; + dst[i][GCOMP] = s[i] & 0xff; + dst[i][BCOMP] = 0; + dst[i][ACOMP] = 0xff; + } +} + + +/** + * Unpack rgba colors, returning as GLubyte values. This should usually + * only be used for unpacking formats that use 8 bits or less per channel. + */ +void +_mesa_unpack_ubyte_rgba_row(mesa_format format, GLuint n, + const void *src, GLubyte dst[][4]) +{ + switch (format) { + case MESA_FORMAT_A8B8G8R8_UNORM: + unpack_ubyte_RGBA8888(src, dst, n); + break; + case MESA_FORMAT_R8G8B8A8_UNORM: + unpack_ubyte_RGBA8888_REV(src, dst, n); + break; + case MESA_FORMAT_B8G8R8A8_UNORM: + unpack_ubyte_ARGB8888(src, dst, n); + break; + case MESA_FORMAT_A8R8G8B8_UNORM: + unpack_ubyte_ARGB8888_REV(src, dst, n); + break; + case MESA_FORMAT_X8B8G8R8_UNORM: + unpack_ubyte_RGBX8888(src, dst, n); + break; + case MESA_FORMAT_R8G8B8X8_UNORM: + unpack_ubyte_RGBX8888_REV(src, dst, n); + break; + case MESA_FORMAT_B8G8R8X8_UNORM: + unpack_ubyte_XRGB8888(src, dst, n); + break; + case MESA_FORMAT_X8R8G8B8_UNORM: + unpack_ubyte_XRGB8888_REV(src, dst, n); + break; + case MESA_FORMAT_BGR_UNORM8: + unpack_ubyte_RGB888(src, dst, n); + break; + case MESA_FORMAT_RGB_UNORM8: + unpack_ubyte_BGR888(src, dst, n); + break; + case MESA_FORMAT_B5G6R5_UNORM: + unpack_ubyte_RGB565(src, dst, n); + break; + case MESA_FORMAT_R5G6B5_UNORM: + unpack_ubyte_RGB565_REV(src, dst, n); + break; + case MESA_FORMAT_B4G4R4A4_UNORM: + unpack_ubyte_ARGB4444(src, dst, n); + break; + case MESA_FORMAT_A4R4G4B4_UNORM: + unpack_ubyte_ARGB4444_REV(src, dst, n); + break; + case MESA_FORMAT_A1B5G5R5_UNORM: + unpack_ubyte_RGBA5551(src, dst, n); + break; + case MESA_FORMAT_B5G5R5A1_UNORM: + unpack_ubyte_ARGB1555(src, dst, n); + break; + case MESA_FORMAT_A1R5G5B5_UNORM: + unpack_ubyte_ARGB1555_REV(src, dst, n); + break; + case MESA_FORMAT_L4A4_UNORM: + unpack_ubyte_AL44(src, dst, n); + break; + case MESA_FORMAT_L8A8_UNORM: + unpack_ubyte_AL88(src, dst, n); + break; + case MESA_FORMAT_A8L8_UNORM: + unpack_ubyte_AL88_REV(src, dst, n); + break; + case MESA_FORMAT_B2G3R3_UNORM: + unpack_ubyte_RGB332(src, dst, n); + break; + case MESA_FORMAT_A_UNORM8: + unpack_ubyte_A8(src, dst, n); + break; + case MESA_FORMAT_L_UNORM8: + unpack_ubyte_L8(src, dst, n); + break; + case MESA_FORMAT_I_UNORM8: + unpack_ubyte_I8(src, dst, n); + break; + case MESA_FORMAT_R_UNORM8: + unpack_ubyte_R8(src, dst, n); + break; + case MESA_FORMAT_R8G8_UNORM: + unpack_ubyte_GR88(src, dst, n); + break; + case MESA_FORMAT_G8R8_UNORM: + unpack_ubyte_RG88(src, dst, n); + break; + default: + /* get float values, convert to ubyte */ + { + GLfloat *tmp = malloc(n * 4 * sizeof(GLfloat)); + if (tmp) { + GLuint i; + _mesa_unpack_rgba_row(format, n, src, (GLfloat (*)[4]) tmp); + for (i = 0; i < n; i++) { + UNCLAMPED_FLOAT_TO_UBYTE(dst[i][0], tmp[i*4+0]); + UNCLAMPED_FLOAT_TO_UBYTE(dst[i][1], tmp[i*4+1]); + UNCLAMPED_FLOAT_TO_UBYTE(dst[i][2], tmp[i*4+2]); + UNCLAMPED_FLOAT_TO_UBYTE(dst[i][3], tmp[i*4+3]); + } + free(tmp); + } + } + break; + } +} + + +/**********************************************************************/ +/* Unpack, returning GLuint colors */ +/**********************************************************************/ + +static void +unpack_int_rgba_RGBA_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +{ + memcpy(dst, src, n * 4 * sizeof(GLuint)); +} + +static void +unpack_int_rgba_RGBA_UINT16(const GLushort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 4 + 0]; + dst[i][1] = src[i * 4 + 1]; + dst[i][2] = src[i * 4 + 2]; + dst[i][3] = src[i * 4 + 3]; + } +} + +static void +unpack_int_rgba_RGBA_INT16(const GLshort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 4 + 0]; + dst[i][1] = src[i * 4 + 1]; + dst[i][2] = src[i * 4 + 2]; + dst[i][3] = src[i * 4 + 3]; + } +} + +static void +unpack_int_rgba_RGBA_UINT8(const GLubyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 4 + 0]; + dst[i][1] = src[i * 4 + 1]; + dst[i][2] = src[i * 4 + 2]; + dst[i][3] = src[i * 4 + 3]; + } +} + +static void +unpack_int_rgba_RGBA_INT8(const GLbyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 4 + 0]; + dst[i][1] = src[i * 4 + 1]; + dst[i][2] = src[i * 4 + 2]; + dst[i][3] = src[i * 4 + 3]; + } +} + +static void +unpack_int_rgba_ARGB8888(const GLbyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLubyte) src[i * 4 + 2]; + dst[i][GCOMP] = (GLubyte) src[i * 4 + 1]; + dst[i][BCOMP] = (GLubyte) src[i * 4 + 0]; + dst[i][ACOMP] = (GLubyte) src[i * 4 + 3]; + } +} + +static void +unpack_int_rgba_XRGB8888(const GLbyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLubyte) src[i * 4 + 2]; + dst[i][GCOMP] = (GLubyte) src[i * 4 + 1]; + dst[i][BCOMP] = (GLubyte) src[i * 4 + 0]; + dst[i][ACOMP] = (GLubyte) 0xff; + } +} + +static void +unpack_int_rgba_RGB_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 3 + 0]; + dst[i][1] = src[i * 3 + 1]; + dst[i][2] = src[i * 3 + 2]; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_RGB_UINT16(const GLushort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 3 + 0]; + dst[i][1] = src[i * 3 + 1]; + dst[i][2] = src[i * 3 + 2]; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_RGB_INT16(const GLshort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 3 + 0]; + dst[i][1] = src[i * 3 + 1]; + dst[i][2] = src[i * 3 + 2]; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_RGB_UINT8(const GLubyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 3 + 0]; + dst[i][1] = src[i * 3 + 1]; + dst[i][2] = src[i * 3 + 2]; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_RGB_INT8(const GLbyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 3 + 0]; + dst[i][1] = src[i * 3 + 1]; + dst[i][2] = src[i * 3 + 2]; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_RG_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 2 + 0]; + dst[i][1] = src[i * 2 + 1]; + dst[i][2] = 0; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_RG_UINT16(const GLushort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 2 + 0]; + dst[i][1] = src[i * 2 + 1]; + dst[i][2] = 0; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_RG_INT16(const GLshort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 2 + 0]; + dst[i][1] = src[i * 2 + 1]; + dst[i][2] = 0; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_RG_UINT8(const GLubyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 2 + 0]; + dst[i][1] = src[i * 2 + 1]; + dst[i][2] = 0; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_RG_INT8(const GLbyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i * 2 + 0]; + dst[i][1] = src[i * 2 + 1]; + dst[i][2] = 0; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_R_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i]; + dst[i][1] = 0; + dst[i][2] = 0; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_R_UINT16(const GLushort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i]; + dst[i][1] = 0; + dst[i][2] = 0; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_R_INT16(const GLshort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i]; + dst[i][1] = 0; + dst[i][2] = 0; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_R_UINT8(const GLubyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i]; + dst[i][1] = 0; + dst[i][2] = 0; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_R_INT8(const GLbyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = src[i]; + dst[i][1] = 0; + dst[i][2] = 0; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_ALPHA_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = 0; + dst[i][3] = src[i]; + } +} + +static void +unpack_int_rgba_ALPHA_UINT16(const GLushort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = 0; + dst[i][3] = src[i]; + } +} + +static void +unpack_int_rgba_ALPHA_INT16(const GLshort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = 0; + dst[i][3] = src[i]; + } +} + +static void +unpack_int_rgba_ALPHA_UINT8(const GLubyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = 0; + dst[i][3] = src[i]; + } +} + +static void +unpack_int_rgba_ALPHA_INT8(const GLbyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = 0; + dst[i][3] = src[i]; + } +} + +static void +unpack_int_rgba_LUMINANCE_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = src[i]; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_LUMINANCE_UINT16(const GLushort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = src[i]; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_LUMINANCE_INT16(const GLshort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = src[i]; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_LUMINANCE_UINT8(const GLubyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = src[i]; + dst[i][3] = 1; + } +} + +static void +unpack_int_rgba_LUMINANCE_INT8(const GLbyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = src[i]; + dst[i][3] = 1; + } +} + + +static void +unpack_int_rgba_LUMINANCE_ALPHA_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = src[i * 2 + 0]; + dst[i][3] = src[i * 2 + 1]; + } +} + +static void +unpack_int_rgba_LUMINANCE_ALPHA_UINT16(const GLushort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = src[i * 2 + 0]; + dst[i][3] = src[i * 2 + 1]; + } +} + +static void +unpack_int_rgba_LUMINANCE_ALPHA_INT16(const GLshort *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = src[i * 2 + 0]; + dst[i][3] = src[i * 2 + 1]; + } +} + +static void +unpack_int_rgba_LUMINANCE_ALPHA_UINT8(const GLubyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = src[i * 2 + 0]; + dst[i][3] = src[i * 2 + 1]; + } +} + +static void +unpack_int_rgba_LUMINANCE_ALPHA_INT8(const GLbyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][0] = dst[i][1] = dst[i][2] = src[i * 2 + 0]; + dst[i][3] = src[i * 2 + 1]; } } static void -unpack_SIGNED_L16(const void *src, GLfloat dst[][4], GLuint n) +unpack_int_rgba_INTENSITY_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) { - const GLshort *s = ((const GLshort *) src); - GLuint i; + unsigned int i; + for (i = 0; i < n; i++) { - dst[i][RCOMP] = - dst[i][GCOMP] = - dst[i][BCOMP] = SHORT_TO_FLOAT_TEX( s[i] ); - dst[i][ACOMP] = 1.0F; + dst[i][0] = dst[i][1] = dst[i][2] = dst[i][3] = src[i]; } } static void -unpack_SIGNED_AL1616(const void *src, GLfloat dst[][4], GLuint n) +unpack_int_rgba_INTENSITY_UINT16(const GLushort *src, GLuint dst[][4], GLuint n) { - const GLshort *s = (const GLshort *) src; - GLuint i; + unsigned int i; + for (i = 0; i < n; i++) { - dst[i][RCOMP] = - dst[i][GCOMP] = - dst[i][BCOMP] = SHORT_TO_FLOAT_TEX( s[i*2+0] ); - dst[i][ACOMP] = SHORT_TO_FLOAT_TEX( s[i*2+1] ); + dst[i][0] = dst[i][1] = dst[i][2] = dst[i][3] = src[i]; } } static void -unpack_SIGNED_I16(const void *src, GLfloat dst[][4], GLuint n) +unpack_int_rgba_INTENSITY_INT16(const GLshort *src, GLuint dst[][4], GLuint n) { - const GLshort *s = ((const GLshort *) src); - GLuint i; + unsigned int i; + for (i = 0; i < n; i++) { - dst[i][RCOMP] = - dst[i][GCOMP] = - dst[i][BCOMP] = - dst[i][ACOMP] = SHORT_TO_FLOAT_TEX( s[i] ); + dst[i][0] = dst[i][1] = dst[i][2] = dst[i][3] = src[i]; } } static void -unpack_RGB9_E5_FLOAT(const void *src, GLfloat dst[][4], GLuint n) +unpack_int_rgba_INTENSITY_UINT8(const GLubyte *src, GLuint dst[][4], GLuint n) { - const GLuint *s = (const GLuint *) src; - GLuint i; + unsigned int i; + for (i = 0; i < n; i++) { - rgb9e5_to_float3(s[i], dst[i]); - dst[i][ACOMP] = 1.0F; + dst[i][0] = dst[i][1] = dst[i][2] = dst[i][3] = src[i]; } } static void -unpack_R11_G11_B10_FLOAT(const void *src, GLfloat dst[][4], GLuint n) +unpack_int_rgba_INTENSITY_INT8(const GLbyte *src, GLuint dst[][4], GLuint n) { - const GLuint *s = (const GLuint *) src; - GLuint i; + unsigned int i; + for (i = 0; i < n; i++) { - r11g11b10f_to_float3(s[i], dst[i]); - dst[i][ACOMP] = 1.0F; + dst[i][0] = dst[i][1] = dst[i][2] = dst[i][3] = src[i]; } } - -/** - * Return the unpacker function for the given format. - */ -static unpack_rgba_func -get_unpack_rgba_function(gl_format format) +static void +unpack_int_rgba_ARGB2101010_UINT(const GLuint *src, GLuint dst[][4], GLuint n) { - static unpack_rgba_func table[MESA_FORMAT_COUNT]; - static GLboolean initialized = GL_FALSE; - - if (!initialized) { - table[MESA_FORMAT_NONE] = NULL; - - table[MESA_FORMAT_RGBA8888] = unpack_RGBA8888; - table[MESA_FORMAT_RGBA8888_REV] = unpack_RGBA8888_REV; - table[MESA_FORMAT_ARGB8888] = unpack_ARGB8888; - table[MESA_FORMAT_ARGB8888_REV] = unpack_ARGB8888_REV; - table[MESA_FORMAT_RGBX8888] = unpack_RGBX8888; - table[MESA_FORMAT_RGBX8888_REV] = unpack_RGBX8888_REV; - table[MESA_FORMAT_XRGB8888] = unpack_XRGB8888; - table[MESA_FORMAT_XRGB8888_REV] = unpack_XRGB8888_REV; - table[MESA_FORMAT_RGB888] = unpack_RGB888; - table[MESA_FORMAT_BGR888] = unpack_BGR888; - table[MESA_FORMAT_RGB565] = unpack_RGB565; - table[MESA_FORMAT_RGB565_REV] = unpack_RGB565_REV; - table[MESA_FORMAT_ARGB4444] = unpack_ARGB4444; - table[MESA_FORMAT_ARGB4444_REV] = unpack_ARGB4444_REV; - table[MESA_FORMAT_RGBA5551] = unpack_RGBA5551; - table[MESA_FORMAT_ARGB1555] = unpack_ARGB1555; - table[MESA_FORMAT_ARGB1555_REV] = unpack_ARGB1555_REV; - table[MESA_FORMAT_AL44] = unpack_AL44; - table[MESA_FORMAT_AL88] = unpack_AL88; - table[MESA_FORMAT_AL88_REV] = unpack_AL88_REV; - table[MESA_FORMAT_AL1616] = unpack_AL1616; - table[MESA_FORMAT_AL1616_REV] = unpack_AL1616_REV; - table[MESA_FORMAT_RGB332] = unpack_RGB332; - table[MESA_FORMAT_A8] = unpack_A8; - table[MESA_FORMAT_A16] = unpack_A16; - table[MESA_FORMAT_L8] = unpack_L8; - table[MESA_FORMAT_L16] = unpack_L16; - table[MESA_FORMAT_I8] = unpack_I8; - table[MESA_FORMAT_I16] = unpack_I16; - table[MESA_FORMAT_YCBCR] = unpack_YCBCR; - table[MESA_FORMAT_YCBCR_REV] = unpack_YCBCR_REV; - table[MESA_FORMAT_R8] = unpack_R8; - table[MESA_FORMAT_RG88] = unpack_RG88; - table[MESA_FORMAT_RG88_REV] = unpack_RG88_REV; - table[MESA_FORMAT_R16] = unpack_R16; - table[MESA_FORMAT_RG1616] = unpack_RG1616; - table[MESA_FORMAT_RG1616_REV] = unpack_RG1616_REV; - table[MESA_FORMAT_ARGB2101010] = unpack_ARGB2101010; - table[MESA_FORMAT_Z24_S8] = unpack_Z24_S8; - table[MESA_FORMAT_S8_Z24] = unpack_S8_Z24; - table[MESA_FORMAT_Z16] = unpack_Z16; - table[MESA_FORMAT_X8_Z24] = unpack_X8_Z24; - table[MESA_FORMAT_Z24_X8] = unpack_Z24_X8; - table[MESA_FORMAT_Z32] = unpack_Z32; - table[MESA_FORMAT_S8] = unpack_S8; - table[MESA_FORMAT_SRGB8] = unpack_SRGB8; - table[MESA_FORMAT_SRGBA8] = unpack_SRGBA8; - table[MESA_FORMAT_SARGB8] = unpack_SARGB8; - table[MESA_FORMAT_SL8] = unpack_SL8; - table[MESA_FORMAT_SLA8] = unpack_SLA8; - table[MESA_FORMAT_SRGB_DXT1] = unpack_SRGB_DXT1; - table[MESA_FORMAT_SRGBA_DXT1] = unpack_SRGBA_DXT1; - table[MESA_FORMAT_SRGBA_DXT3] = unpack_SRGBA_DXT3; - table[MESA_FORMAT_SRGBA_DXT5] = unpack_SRGBA_DXT5; - - table[MESA_FORMAT_RGB_FXT1] = unpack_RGB_FXT1; - table[MESA_FORMAT_RGBA_FXT1] = unpack_RGBA_FXT1; - table[MESA_FORMAT_RGB_DXT1] = unpack_RGB_DXT1; - table[MESA_FORMAT_RGBA_DXT1] = unpack_RGBA_DXT1; - table[MESA_FORMAT_RGBA_DXT3] = unpack_RGBA_DXT3; - table[MESA_FORMAT_RGBA_DXT5] = unpack_RGBA_DXT5; - - table[MESA_FORMAT_RGBA_FLOAT32] = unpack_RGBA_FLOAT32; - table[MESA_FORMAT_RGBA_FLOAT16] = unpack_RGBA_FLOAT16; - table[MESA_FORMAT_RGB_FLOAT32] = unpack_RGB_FLOAT32; - table[MESA_FORMAT_RGB_FLOAT16] = unpack_RGB_FLOAT16; - table[MESA_FORMAT_ALPHA_FLOAT32] = unpack_ALPHA_FLOAT32; - table[MESA_FORMAT_ALPHA_FLOAT16] = unpack_ALPHA_FLOAT16; - table[MESA_FORMAT_LUMINANCE_FLOAT32] = unpack_LUMINANCE_FLOAT32; - table[MESA_FORMAT_LUMINANCE_FLOAT16] = unpack_LUMINANCE_FLOAT16; - table[MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32] = unpack_LUMINANCE_ALPHA_FLOAT32; - table[MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16] = unpack_LUMINANCE_ALPHA_FLOAT16; - table[MESA_FORMAT_INTENSITY_FLOAT32] = unpack_INTENSITY_FLOAT32; - table[MESA_FORMAT_INTENSITY_FLOAT16] = unpack_INTENSITY_FLOAT16; - table[MESA_FORMAT_R_FLOAT32] = unpack_R_FLOAT32; - table[MESA_FORMAT_R_FLOAT16] = unpack_R_FLOAT16; - table[MESA_FORMAT_RG_FLOAT32] = unpack_RG_FLOAT32; - table[MESA_FORMAT_RG_FLOAT16] = unpack_RG_FLOAT16; - - table[MESA_FORMAT_RGBA_INT8] = unpack_RGBA_INT8; - table[MESA_FORMAT_RGBA_INT16] = unpack_RGBA_INT16; - table[MESA_FORMAT_RGBA_INT32] = unpack_RGBA_INT32; - table[MESA_FORMAT_RGBA_UINT8] = unpack_RGBA_UINT8; - table[MESA_FORMAT_RGBA_UINT16] = unpack_RGBA_UINT16; - table[MESA_FORMAT_RGBA_UINT32] = unpack_RGBA_UINT32; - - table[MESA_FORMAT_DUDV8] = unpack_DUDV8; - table[MESA_FORMAT_SIGNED_R8] = unpack_SIGNED_R8; - table[MESA_FORMAT_SIGNED_RG88_REV] = unpack_SIGNED_RG88_REV; - table[MESA_FORMAT_SIGNED_RGBX8888] = unpack_SIGNED_RGBX8888; - table[MESA_FORMAT_SIGNED_RGBA8888] = unpack_SIGNED_RGBA8888; - table[MESA_FORMAT_SIGNED_RGBA8888_REV] = unpack_SIGNED_RGBA8888_REV; - table[MESA_FORMAT_SIGNED_R16] = unpack_SIGNED_R16; - table[MESA_FORMAT_SIGNED_GR1616] = unpack_SIGNED_GR1616; - table[MESA_FORMAT_SIGNED_RGB_16] = unpack_SIGNED_RGB_16; - table[MESA_FORMAT_SIGNED_RGBA_16] = unpack_SIGNED_RGBA_16; - table[MESA_FORMAT_RGBA_16] = unpack_RGBA_16; - - table[MESA_FORMAT_RED_RGTC1] = unpack_RED_RGTC1; - table[MESA_FORMAT_SIGNED_RED_RGTC1] = unpack_SIGNED_RED_RGTC1; - table[MESA_FORMAT_RG_RGTC2] = unpack_RG_RGTC2; - table[MESA_FORMAT_SIGNED_RG_RGTC2] = unpack_SIGNED_RG_RGTC2; - - table[MESA_FORMAT_L_LATC1] = unpack_L_LATC1; - table[MESA_FORMAT_SIGNED_L_LATC1] = unpack_SIGNED_L_LATC1; - table[MESA_FORMAT_LA_LATC2] = unpack_LA_LATC2; - table[MESA_FORMAT_SIGNED_LA_LATC2] = unpack_SIGNED_LA_LATC2; - - table[MESA_FORMAT_SIGNED_A8] = unpack_SIGNED_A8; - table[MESA_FORMAT_SIGNED_L8] = unpack_SIGNED_L8; - table[MESA_FORMAT_SIGNED_AL88] = unpack_SIGNED_AL88; - table[MESA_FORMAT_SIGNED_I8] = unpack_SIGNED_I8; - table[MESA_FORMAT_SIGNED_A16] = unpack_SIGNED_A16; - table[MESA_FORMAT_SIGNED_L16] = unpack_SIGNED_L16; - table[MESA_FORMAT_SIGNED_AL1616] = unpack_SIGNED_AL1616; - table[MESA_FORMAT_SIGNED_I16] = unpack_SIGNED_I16; - - table[MESA_FORMAT_RGB9_E5_FLOAT] = unpack_RGB9_E5_FLOAT; - table[MESA_FORMAT_R11_G11_B10_FLOAT] = unpack_R11_G11_B10_FLOAT; - - table[MESA_FORMAT_Z32_FLOAT] = unpack_Z32_FLOAT; - table[MESA_FORMAT_Z32_FLOAT_X24S8] = unpack_Z32_FLOAT_X24S8; + unsigned int i; - initialized = GL_TRUE; + for (i = 0; i < n; i++) { + GLuint tmp = src[i]; + dst[i][0] = (tmp >> 20) & 0x3ff; + dst[i][1] = (tmp >> 10) & 0x3ff; + dst[i][2] = (tmp >> 0) & 0x3ff; + dst[i][3] = (tmp >> 30) & 0x3; } - - return table[format]; -} - - -void -_mesa_unpack_rgba_row(gl_format format, GLuint n, - const void *src, GLfloat dst[][4]) -{ - unpack_rgba_func unpack = get_unpack_rgba_function(format); - unpack(src, dst, n); } static void -unpack_int_rgba_RGBA_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +unpack_int_rgba_ABGR2101010_UINT(const GLuint *src, GLuint dst[][4], GLuint n) { - memcpy(dst, src, n * 4 * sizeof(GLuint)); + unsigned int i; + + for (i = 0; i < n; i++) { + GLuint tmp = src[i]; + dst[i][0] = (tmp >> 0) & 0x3ff; + dst[i][1] = (tmp >> 10) & 0x3ff; + dst[i][2] = (tmp >> 20) & 0x3ff; + dst[i][3] = (tmp >> 30) & 0x3; + } } static void -unpack_int_rgba_RGB_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +unpack_int_rgba_ARGB2101010(const GLuint *src, GLuint dst[][4], GLuint n) { unsigned int i; for (i = 0; i < n; i++) { - dst[i][0] = src[i * 3 + 0]; - dst[i][1] = src[i * 3 + 1]; - dst[i][2] = src[i * 3 + 2]; - dst[i][3] = 1; + GLuint tmp = src[i]; + dst[i][0] = (tmp >> 20) & 0x3ff; + dst[i][1] = (tmp >> 10) & 0x3ff; + dst[i][2] = (tmp >> 0) & 0x3ff; + dst[i][3] = (tmp >> 30) & 0x3; } } static void -unpack_int_rgba_RG_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +unpack_int_rgba_XBGR8888_UINT(const GLubyte *src, GLuint dst[][4], GLuint n) { unsigned int i; for (i = 0; i < n; i++) { - dst[i][0] = src[i * 2 + 0]; - dst[i][1] = src[i * 2 + 1]; - dst[i][2] = 0; + dst[i][0] = src[i * 4 + 0]; + dst[i][1] = src[i * 4 + 1]; + dst[i][2] = src[i * 4 + 2]; dst[i][3] = 1; } } static void -unpack_int_rgba_R_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +unpack_int_rgba_XBGR8888_SINT(const GLbyte *src, GLuint dst[][4], GLuint n) { unsigned int i; for (i = 0; i < n; i++) { - dst[i][0] = src[i]; - dst[i][1] = 0; - dst[i][2] = 0; + dst[i][0] = src[i * 4 + 0]; + dst[i][1] = src[i * 4 + 1]; + dst[i][2] = src[i * 4 + 2]; dst[i][3] = 1; } } static void -unpack_int_rgba_LUMINANCE_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +unpack_int_rgba_XBGR16161616_UINT(const GLushort *src, GLuint dst[][4], GLuint n) { unsigned int i; for (i = 0; i < n; i++) { - dst[i][0] = dst[i][1] = dst[i][2] = src[i]; + dst[i][0] = src[i * 4 + 0]; + dst[i][1] = src[i * 4 + 1]; + dst[i][2] = src[i * 4 + 2]; dst[i][3] = 1; } } static void -unpack_int_rgba_LUMINANCE_ALPHA_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +unpack_int_rgba_XBGR16161616_SINT(const GLshort *src, GLuint dst[][4], GLuint n) { unsigned int i; for (i = 0; i < n; i++) { - dst[i][0] = dst[i][1] = dst[i][2] = src[i * 2 + 0]; - dst[i][3] = src[i * 2 + 1]; + dst[i][0] = src[i * 4 + 0]; + dst[i][1] = src[i * 4 + 1]; + dst[i][2] = src[i * 4 + 2]; + dst[i][3] = 1; } } static void -unpack_int_rgba_INTENSITY_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) +unpack_int_rgba_XBGR32323232_UINT(const GLuint *src, GLuint dst[][4], GLuint n) { unsigned int i; for (i = 0; i < n; i++) { - dst[i][0] = dst[i][1] = dst[i][2] = dst[i][3] = src[i]; + dst[i][0] = src[i * 4 + 0]; + dst[i][1] = src[i * 4 + 1]; + dst[i][2] = src[i * 4 + 2]; + dst[i][3] = 1; } } static void -unpack_int_rgba_ARGB2101010_UINT(const GLuint *src, GLuint dst[][4], GLuint n) +unpack_int_rgba_ABGR2101010(const GLuint *src, GLuint dst[][4], GLuint n) { unsigned int i; for (i = 0; i < n; i++) { GLuint tmp = src[i]; - dst[i][0] = (tmp >> 20) & 0x3ff; + dst[i][0] = (tmp >> 0) & 0x3ff; dst[i][1] = (tmp >> 10) & 0x3ff; - dst[i][2] = (tmp >> 0) & 0x3ff; + dst[i][2] = (tmp >> 20) & 0x3ff; dst[i][3] = (tmp >> 30) & 0x3; } } void -_mesa_unpack_int_rgba_row(gl_format format, GLuint n, - const void *src, GLuint dst[][4]) +_mesa_unpack_uint_rgba_row(mesa_format format, GLuint n, + const void *src, GLuint dst[][4]) { switch (format) { /* Since there won't be any sign extension happening, there's no need to * make separate paths for 32-bit-to-32-bit integer unpack. */ case MESA_FORMAT_RGBA_UINT32: - case MESA_FORMAT_RGBA_INT32: + case MESA_FORMAT_RGBA_SINT32: unpack_int_rgba_RGBA_UINT32(src, dst, n); break; + + case MESA_FORMAT_RGBA_UINT16: + unpack_int_rgba_RGBA_UINT16(src, dst, n); + break; + case MESA_FORMAT_RGBA_SINT16: + unpack_int_rgba_RGBA_INT16(src, dst, n); + break; + + case MESA_FORMAT_RGBA_UINT8: + unpack_int_rgba_RGBA_UINT8(src, dst, n); + break; + case MESA_FORMAT_RGBA_SINT8: + unpack_int_rgba_RGBA_INT8(src, dst, n); + break; + + case MESA_FORMAT_B8G8R8A8_UNORM: + unpack_int_rgba_ARGB8888(src, dst, n); + break; + + case MESA_FORMAT_B8G8R8X8_UNORM: + unpack_int_rgba_XRGB8888(src, dst, n); + break; + case MESA_FORMAT_RGB_UINT32: - case MESA_FORMAT_RGB_INT32: + case MESA_FORMAT_RGB_SINT32: unpack_int_rgba_RGB_UINT32(src, dst, n); break; + + case MESA_FORMAT_RGB_UINT16: + unpack_int_rgba_RGB_UINT16(src, dst, n); + break; + case MESA_FORMAT_RGB_SINT16: + unpack_int_rgba_RGB_INT16(src, dst, n); + break; + + case MESA_FORMAT_RGB_UINT8: + unpack_int_rgba_RGB_UINT8(src, dst, n); + break; + case MESA_FORMAT_RGB_SINT8: + unpack_int_rgba_RGB_INT8(src, dst, n); + break; + case MESA_FORMAT_RG_UINT32: - case MESA_FORMAT_RG_INT32: + case MESA_FORMAT_RG_SINT32: unpack_int_rgba_RG_UINT32(src, dst, n); break; + + case MESA_FORMAT_RG_UINT16: + unpack_int_rgba_RG_UINT16(src, dst, n); + break; + case MESA_FORMAT_RG_SINT16: + unpack_int_rgba_RG_INT16(src, dst, n); + break; + + case MESA_FORMAT_RG_UINT8: + unpack_int_rgba_RG_UINT8(src, dst, n); + break; + case MESA_FORMAT_RG_SINT8: + unpack_int_rgba_RG_INT8(src, dst, n); + break; + case MESA_FORMAT_R_UINT32: - case MESA_FORMAT_R_INT32: + case MESA_FORMAT_R_SINT32: unpack_int_rgba_R_UINT32(src, dst, n); break; - case MESA_FORMAT_LUMINANCE_UINT32: - case MESA_FORMAT_LUMINANCE_INT32: + case MESA_FORMAT_R_UINT16: + unpack_int_rgba_R_UINT16(src, dst, n); + break; + case MESA_FORMAT_R_SINT16: + unpack_int_rgba_R_INT16(src, dst, n); + break; + + case MESA_FORMAT_R_UINT8: + unpack_int_rgba_R_UINT8(src, dst, n); + break; + case MESA_FORMAT_R_SINT8: + unpack_int_rgba_R_INT8(src, dst, n); + break; + + case MESA_FORMAT_A_UINT32: + case MESA_FORMAT_A_SINT32: + unpack_int_rgba_ALPHA_UINT32(src, dst, n); + break; + + case MESA_FORMAT_A_UINT16: + unpack_int_rgba_ALPHA_UINT16(src, dst, n); + break; + case MESA_FORMAT_A_SINT16: + unpack_int_rgba_ALPHA_INT16(src, dst, n); + break; + + case MESA_FORMAT_A_UINT8: + unpack_int_rgba_ALPHA_UINT8(src, dst, n); + break; + case MESA_FORMAT_A_SINT8: + unpack_int_rgba_ALPHA_INT8(src, dst, n); + break; + + case MESA_FORMAT_L_UINT32: + case MESA_FORMAT_L_SINT32: unpack_int_rgba_LUMINANCE_UINT32(src, dst, n); break; - case MESA_FORMAT_LUMINANCE_ALPHA_UINT32: - case MESA_FORMAT_LUMINANCE_ALPHA_INT32: + case MESA_FORMAT_L_UINT16: + unpack_int_rgba_LUMINANCE_UINT16(src, dst, n); + break; + case MESA_FORMAT_L_SINT16: + unpack_int_rgba_LUMINANCE_INT16(src, dst, n); + break; + + case MESA_FORMAT_L_UINT8: + unpack_int_rgba_LUMINANCE_UINT8(src, dst, n); + break; + case MESA_FORMAT_L_SINT8: + unpack_int_rgba_LUMINANCE_INT8(src, dst, n); + break; + + case MESA_FORMAT_LA_UINT32: + case MESA_FORMAT_LA_SINT32: unpack_int_rgba_LUMINANCE_ALPHA_UINT32(src, dst, n); break; - case MESA_FORMAT_INTENSITY_UINT32: - case MESA_FORMAT_INTENSITY_INT32: + + case MESA_FORMAT_LA_UINT16: + unpack_int_rgba_LUMINANCE_ALPHA_UINT16(src, dst, n); + break; + case MESA_FORMAT_LA_SINT16: + unpack_int_rgba_LUMINANCE_ALPHA_INT16(src, dst, n); + break; + + case MESA_FORMAT_LA_UINT8: + unpack_int_rgba_LUMINANCE_ALPHA_UINT8(src, dst, n); + break; + case MESA_FORMAT_LA_SINT8: + unpack_int_rgba_LUMINANCE_ALPHA_INT8(src, dst, n); + break; + + case MESA_FORMAT_I_UINT32: + case MESA_FORMAT_I_SINT32: unpack_int_rgba_INTENSITY_UINT32(src, dst, n); break; - case MESA_FORMAT_ARGB2101010_UINT: + case MESA_FORMAT_I_UINT16: + unpack_int_rgba_INTENSITY_UINT16(src, dst, n); + break; + case MESA_FORMAT_I_SINT16: + unpack_int_rgba_INTENSITY_INT16(src, dst, n); + break; + + case MESA_FORMAT_I_UINT8: + unpack_int_rgba_INTENSITY_UINT8(src, dst, n); + break; + case MESA_FORMAT_I_SINT8: + unpack_int_rgba_INTENSITY_INT8(src, dst, n); + break; + + case MESA_FORMAT_B10G10R10A2_UINT: unpack_int_rgba_ARGB2101010_UINT(src, dst, n); break; + + case MESA_FORMAT_R10G10B10A2_UINT: + unpack_int_rgba_ABGR2101010_UINT(src, dst, n); + break; + + case MESA_FORMAT_B10G10R10A2_UNORM: + unpack_int_rgba_ARGB2101010(src, dst, n); + break; + + case MESA_FORMAT_RGBX_UINT8: + unpack_int_rgba_XBGR8888_UINT(src, dst, n); + break; + + case MESA_FORMAT_RGBX_SINT8: + unpack_int_rgba_XBGR8888_SINT(src, dst, n); + break; + + case MESA_FORMAT_RGBX_UINT16: + unpack_int_rgba_XBGR16161616_UINT(src, dst, n); + break; + + case MESA_FORMAT_RGBX_SINT16: + unpack_int_rgba_XBGR16161616_SINT(src, dst, n); + break; + + case MESA_FORMAT_RGBX_UINT32: + case MESA_FORMAT_RGBX_SINT32: + unpack_int_rgba_XBGR32323232_UINT(src, dst, n); + break; + + case MESA_FORMAT_R10G10B10A2_UNORM: + unpack_int_rgba_ABGR2101010(src, dst, n); + break; + default: _mesa_problem(NULL, "%s: bad format %s", __FUNCTION__, _mesa_get_format_name(format)); @@ -1717,7 +3875,7 @@ _mesa_unpack_int_rgba_row(gl_format format, GLuint n, * \param height height of rect region to convert */ void -_mesa_unpack_rgba_block(gl_format format, +_mesa_unpack_rgba_block(mesa_format format, const void *src, GLint srcRowStride, GLfloat dst[][4], GLint dstRowStride, GLuint x, GLuint y, GLuint width, GLuint height) @@ -1752,10 +3910,10 @@ unpack_float_z_Z24_X8(GLuint n, const void *src, GLfloat *dst) { /* only return Z, not stencil data */ const GLuint *s = ((const GLuint *) src); - const GLfloat scale = 1.0F / (GLfloat) 0xffffff; + const GLdouble scale = 1.0 / (GLdouble) 0xffffff; GLuint i; for (i = 0; i < n; i++) { - dst[i] = (s[i] >> 8) * scale; + dst[i] = (GLfloat) ((s[i] >> 8) * scale); ASSERT(dst[i] >= 0.0F); ASSERT(dst[i] <= 1.0F); } @@ -1766,10 +3924,10 @@ unpack_float_z_X8_Z24(GLuint n, const void *src, GLfloat *dst) { /* only return Z, not stencil data */ const GLuint *s = ((const GLuint *) src); - const GLfloat scale = 1.0F / (GLfloat) 0xffffff; + const GLdouble scale = 1.0 / (GLdouble) 0xffffff; GLuint i; for (i = 0; i < n; i++) { - dst[i] = (s[i] & 0x00ffffff) * scale; + dst[i] = (GLfloat) ((s[i] & 0x00ffffff) * scale); ASSERT(dst[i] >= 0.0F); ASSERT(dst[i] <= 1.0F); } @@ -1804,40 +3962,44 @@ unpack_float_z_Z32F(GLuint n, const void *src, GLfloat *dst) static void unpack_float_z_Z32X24S8(GLuint n, const void *src, GLfloat *dst) { - const GLfloat *s = ((const GLfloat *) src); + const struct z32f_x24s8 *s = (const struct z32f_x24s8 *) src; GLuint i; for (i = 0; i < n; i++) { - dst[i] = s[i * 2]; + dst[i] = s[i].z; } } +/** + * Unpack Z values. + * The returned values will always be in the range [0.0, 1.0]. + */ void -_mesa_unpack_float_z_row(gl_format format, GLuint n, +_mesa_unpack_float_z_row(mesa_format format, GLuint n, const void *src, GLfloat *dst) { unpack_float_z_func unpack; switch (format) { - case MESA_FORMAT_Z24_S8: - case MESA_FORMAT_Z24_X8: + case MESA_FORMAT_S8_UINT_Z24_UNORM: + case MESA_FORMAT_X8Z24_UNORM: unpack = unpack_float_z_Z24_X8; break; - case MESA_FORMAT_S8_Z24: - case MESA_FORMAT_X8_Z24: + case MESA_FORMAT_Z24_UNORM_S8_UINT: + case MESA_FORMAT_Z24_UNORM_X8_UINT: unpack = unpack_float_z_X8_Z24; break; - case MESA_FORMAT_Z16: + case MESA_FORMAT_Z_UNORM16: unpack = unpack_float_z_Z16; break; - case MESA_FORMAT_Z32: + case MESA_FORMAT_Z_UNORM32: unpack = unpack_float_z_Z32; break; - case MESA_FORMAT_Z32_FLOAT: + case MESA_FORMAT_Z_FLOAT32: unpack = unpack_float_z_Z32F; break; - case MESA_FORMAT_Z32_FLOAT_X24S8: + case MESA_FORMAT_Z32_FLOAT_S8X24_UINT: unpack = unpack_float_z_Z32X24S8; break; default: @@ -1891,29 +4053,60 @@ unpack_uint_z_Z32(const void *src, GLuint *dst, GLuint n) memcpy(dst, src, n * sizeof(GLuint)); } +static void +unpack_uint_z_Z32_FLOAT(const void *src, GLuint *dst, GLuint n) +{ + const float *s = (const float *)src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i] = FLOAT_TO_UINT(CLAMP(s[i], 0.0F, 1.0F)); + } +} + +static void +unpack_uint_z_Z32_FLOAT_X24S8(const void *src, GLuint *dst, GLuint n) +{ + const struct z32f_x24s8 *s = (const struct z32f_x24s8 *) src; + GLuint i; + + for (i = 0; i < n; i++) { + dst[i] = FLOAT_TO_UINT(CLAMP(s[i].z, 0.0F, 1.0F)); + } +} + +/** + * Unpack Z values. + * The returned values will always be in the range [0, 0xffffffff]. + */ void -_mesa_unpack_uint_z_row(gl_format format, GLuint n, +_mesa_unpack_uint_z_row(mesa_format format, GLuint n, const void *src, GLuint *dst) { unpack_uint_z_func unpack; const GLubyte *srcPtr = (GLubyte *) src; switch (format) { - case MESA_FORMAT_Z24_S8: - case MESA_FORMAT_Z24_X8: + case MESA_FORMAT_S8_UINT_Z24_UNORM: + case MESA_FORMAT_X8Z24_UNORM: unpack = unpack_uint_z_Z24_X8; break; - case MESA_FORMAT_S8_Z24: - case MESA_FORMAT_X8_Z24: + case MESA_FORMAT_Z24_UNORM_S8_UINT: + case MESA_FORMAT_Z24_UNORM_X8_UINT: unpack = unpack_uint_z_X8_Z24; break; - case MESA_FORMAT_Z16: + case MESA_FORMAT_Z_UNORM16: unpack = unpack_uint_z_Z16; break; - case MESA_FORMAT_Z32: + case MESA_FORMAT_Z_UNORM32: unpack = unpack_uint_z_Z32; break; + case MESA_FORMAT_Z_FLOAT32: + unpack = unpack_uint_z_Z32_FLOAT; + break; + case MESA_FORMAT_Z32_FLOAT_S8X24_UINT: + unpack = unpack_uint_z_Z32_FLOAT_X24S8; + break; default: _mesa_problem(NULL, "bad format %s in _mesa_unpack_uint_z_row", _mesa_get_format_name(format)); @@ -1954,27 +4147,27 @@ static void unpack_ubyte_s_Z32_FLOAT_X24S8(const void *src, GLubyte *dst, GLuint n) { GLuint i; - const GLuint *src32 = src; + const struct z32f_x24s8 *s = (const struct z32f_x24s8 *) src; for (i = 0; i < n; i++) - dst[i] = src32[i * 2 + 1] & 0xff; + dst[i] = s[i].x24s8 & 0xff; } void -_mesa_unpack_ubyte_stencil_row(gl_format format, GLuint n, +_mesa_unpack_ubyte_stencil_row(mesa_format format, GLuint n, const void *src, GLubyte *dst) { switch (format) { - case MESA_FORMAT_S8: + case MESA_FORMAT_S_UINT8: unpack_ubyte_s_S8(src, dst, n); break; - case MESA_FORMAT_Z24_S8: + case MESA_FORMAT_S8_UINT_Z24_UNORM: unpack_ubyte_s_Z24_S8(src, dst, n); break; - case MESA_FORMAT_S8_Z24: + case MESA_FORMAT_Z24_UNORM_S8_UINT: unpack_ubyte_s_S8_Z24(src, dst, n); break; - case MESA_FORMAT_Z32_FLOAT_X24S8: + case MESA_FORMAT_Z32_FLOAT_S8X24_UINT: unpack_ubyte_s_Z32_FLOAT_X24S8(src, dst, n); break; default: @@ -1995,23 +4188,45 @@ unpack_uint_24_8_depth_stencil_S8_Z24(const GLuint *src, GLuint *dst, GLuint n) } } +static void +unpack_uint_24_8_depth_stencil_Z32_S8X24(const GLuint *src, + GLuint *dst, GLuint n) +{ + GLuint i; + + for (i = 0; i < n; i++) { + /* 8 bytes per pixel (float + uint32) */ + GLfloat zf = ((GLfloat *) src)[i * 2 + 0]; + GLuint z24 = (GLuint) (zf * (GLfloat) 0xffffff); + GLuint s = src[i * 2 + 1] & 0xff; + dst[i] = (z24 << 8) | s; + } +} + static void unpack_uint_24_8_depth_stencil_Z24_S8(const GLuint *src, GLuint *dst, GLuint n) { memcpy(dst, src, n * 4); } +/** + * Unpack depth/stencil returning as GL_UNSIGNED_INT_24_8. + * \param format the source data format + */ void -_mesa_unpack_uint_24_8_depth_stencil_row(gl_format format, GLuint n, +_mesa_unpack_uint_24_8_depth_stencil_row(mesa_format format, GLuint n, const void *src, GLuint *dst) { switch (format) { - case MESA_FORMAT_Z24_S8: + case MESA_FORMAT_S8_UINT_Z24_UNORM: unpack_uint_24_8_depth_stencil_Z24_S8(src, dst, n); break; - case MESA_FORMAT_S8_Z24: + case MESA_FORMAT_Z24_UNORM_S8_UINT: unpack_uint_24_8_depth_stencil_S8_Z24(src, dst, n); break; + case MESA_FORMAT_Z32_FLOAT_S8X24_UINT: + unpack_uint_24_8_depth_stencil_Z32_S8X24(src, dst, n); + break; default: _mesa_problem(NULL, "bad format %s in _mesa_unpack_uint_24_8_depth_stencil_row",