/*
* Mesa 3-D graphics library
- * Version: 7.7
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
* Copyright (c) 2008-2009 VMware, Inc.
* 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
- * BRIAN PAUL 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.
*/
/*
#include <GL/gl.h>
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/* OpenGL doesn't have GL_UNSIGNED_BYTE_4_4, so we must define our own type
+ * for GL_LUMINANCE4_ALPHA4. */
+#define MESA_UNSIGNED_BYTE_4_4 (GL_UNSIGNED_BYTE<<1)
+
+
+/**
+ * Max number of bytes for any non-compressed pixel format below, or for
+ * intermediate pixel storage in Mesa. This should never be less than
+ * 16. Maybe 32 someday?
+ */
+#define MAX_PIXEL_BYTES 16
+
/**
* Mesa texture/renderbuffer image formats.
MESA_FORMAT_RGBA8888_REV, /* AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */
MESA_FORMAT_ARGB8888, /* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */
MESA_FORMAT_ARGB8888_REV, /* BBBB BBBB GGGG GGGG RRRR RRRR AAAA AAAA */
+ MESA_FORMAT_RGBX8888, /* RRRR RRRR GGGG GGGG BBBB BBBB XXXX XXXX */
+ MESA_FORMAT_RGBX8888_REV, /* xxxx xxxx BBBB BBBB GGGG GGGG RRRR RRRR */
MESA_FORMAT_XRGB8888, /* xxxx xxxx RRRR RRRR GGGG GGGG BBBB BBBB */
MESA_FORMAT_XRGB8888_REV, /* BBBB BBBB GGGG GGGG RRRR RRRR xxxx xxxx */
MESA_FORMAT_RGB888, /* RRRR RRRR GGGG GGGG BBBB BBBB */
MESA_FORMAT_A8, /* AAAA AAAA */
MESA_FORMAT_A16, /* AAAA AAAA AAAA AAAA */
MESA_FORMAT_L8, /* LLLL LLLL */
+ MESA_FORMAT_L16, /* LLLL LLLL LLLL LLLL */
MESA_FORMAT_I8, /* IIII IIII */
- MESA_FORMAT_CI8, /* CCCC CCCC */
+ MESA_FORMAT_I16, /* IIII IIII IIII IIII */
MESA_FORMAT_YCBCR, /* YYYY YYYY UorV UorV */
MESA_FORMAT_YCBCR_REV, /* UorV UorV YYYY YYYY */
MESA_FORMAT_R8, /* RRRR RRRR */
- MESA_FORMAT_RG88, /* RRRR RRRR GGGG GGGG */
- MESA_FORMAT_RG88_REV, /* GGGG GGGG RRRR RRRR */
+ MESA_FORMAT_GR88, /* GGGG GGGG RRRR RRRR */
+ MESA_FORMAT_RG88, /* RRRR RRRR GGGG GGGG */
MESA_FORMAT_R16, /* RRRR RRRR RRRR RRRR */
- MESA_FORMAT_RG1616, /* RRRR RRRR RRRR RRRR GGGG GGGG GGGG GGGG */
- MESA_FORMAT_RG1616_REV, /* GGGG GGGG GGGG GGGG RRRR RRRR RRRR RRRR */
+ MESA_FORMAT_GR1616, /* GGGG GGGG GGGG GGGG RRRR RRRR RRRR RRRR */
+ MESA_FORMAT_RG1616, /* RRRR RRRR RRRR RRRR GGGG GGGG GGGG GGGG */
MESA_FORMAT_ARGB2101010, /* AARR RRRR RRRR GGGG GGGG GGBB BBBB BBBB */
MESA_FORMAT_Z24_S8, /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ SSSS SSSS */
MESA_FORMAT_S8_Z24, /* SSSS SSSS ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
* \name 8-bit/channel sRGB formats
*/
/*@{*/
- MESA_FORMAT_SRGB8,
- MESA_FORMAT_SRGBA8,
- MESA_FORMAT_SARGB8,
- MESA_FORMAT_SL8,
- MESA_FORMAT_SLA8,
+ MESA_FORMAT_SRGB8, /* RRRR RRRR GGGG GGGG BBBB BBBB */
+ MESA_FORMAT_SRGBA8, /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */
+ MESA_FORMAT_SARGB8, /* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */
+ MESA_FORMAT_SL8, /* LLLL LLLL */
+ MESA_FORMAT_SLA8, /* AAAA AAAA LLLL LLLL */
MESA_FORMAT_SRGB_DXT1,
MESA_FORMAT_SRGBA_DXT1,
MESA_FORMAT_SRGBA_DXT3,
MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16,
MESA_FORMAT_INTENSITY_FLOAT32,
MESA_FORMAT_INTENSITY_FLOAT16,
+ MESA_FORMAT_R_FLOAT32,
+ MESA_FORMAT_R_FLOAT16,
+ MESA_FORMAT_RG_FLOAT32,
+ MESA_FORMAT_RG_FLOAT16,
/*@}*/
/**
* XXX Note: these are just stand-ins for some better hardware
* formats TBD such as BGRA or ARGB.
*/
+ MESA_FORMAT_ALPHA_UINT8,
+ MESA_FORMAT_ALPHA_UINT16,
+ MESA_FORMAT_ALPHA_UINT32,
+ MESA_FORMAT_ALPHA_INT8,
+ MESA_FORMAT_ALPHA_INT16,
+ MESA_FORMAT_ALPHA_INT32,
+
+ MESA_FORMAT_INTENSITY_UINT8,
+ MESA_FORMAT_INTENSITY_UINT16,
+ MESA_FORMAT_INTENSITY_UINT32,
+ MESA_FORMAT_INTENSITY_INT8,
+ MESA_FORMAT_INTENSITY_INT16,
+ MESA_FORMAT_INTENSITY_INT32,
+
+ MESA_FORMAT_LUMINANCE_UINT8,
+ MESA_FORMAT_LUMINANCE_UINT16,
+ MESA_FORMAT_LUMINANCE_UINT32,
+ MESA_FORMAT_LUMINANCE_INT8,
+ MESA_FORMAT_LUMINANCE_INT16,
+ MESA_FORMAT_LUMINANCE_INT32,
+
+ MESA_FORMAT_LUMINANCE_ALPHA_UINT8,
+ MESA_FORMAT_LUMINANCE_ALPHA_UINT16,
+ MESA_FORMAT_LUMINANCE_ALPHA_UINT32,
+ MESA_FORMAT_LUMINANCE_ALPHA_INT8,
+ MESA_FORMAT_LUMINANCE_ALPHA_INT16,
+ MESA_FORMAT_LUMINANCE_ALPHA_INT32,
+
+ MESA_FORMAT_R_INT8,
+ MESA_FORMAT_RG_INT8,
+ MESA_FORMAT_RGB_INT8,
MESA_FORMAT_RGBA_INT8,
+ MESA_FORMAT_R_INT16,
+ MESA_FORMAT_RG_INT16,
+ MESA_FORMAT_RGB_INT16,
MESA_FORMAT_RGBA_INT16,
+ MESA_FORMAT_R_INT32,
+ MESA_FORMAT_RG_INT32,
+ MESA_FORMAT_RGB_INT32,
MESA_FORMAT_RGBA_INT32,
/**
* \name Non-normalized unsigned integer formats.
*/
+ MESA_FORMAT_R_UINT8,
+ MESA_FORMAT_RG_UINT8,
+ MESA_FORMAT_RGB_UINT8,
MESA_FORMAT_RGBA_UINT8,
+ MESA_FORMAT_R_UINT16,
+ MESA_FORMAT_RG_UINT16,
+ MESA_FORMAT_RGB_UINT16,
MESA_FORMAT_RGBA_UINT16,
+ MESA_FORMAT_R_UINT32,
+ MESA_FORMAT_RG_UINT32,
+ MESA_FORMAT_RGB_UINT32,
MESA_FORMAT_RGBA_UINT32,
/* msb <------ TEXEL BITS -----------> lsb */
/*@{*/
MESA_FORMAT_DUDV8, /* DUDU DUDU DVDV DVDV */
MESA_FORMAT_SIGNED_R8, /* RRRR RRRR */
- MESA_FORMAT_SIGNED_RG88, /* RRRR RRRR GGGG GGGG */
+ MESA_FORMAT_SIGNED_RG88_REV, /* GGGG GGGG RRRR RRRR */
MESA_FORMAT_SIGNED_RGBX8888, /* RRRR RRRR GGGG GGGG BBBB BBBB xxxx xxxx */
MESA_FORMAT_SIGNED_RGBA8888, /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */
MESA_FORMAT_SIGNED_RGBA8888_REV,/*AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */
- MESA_FORMAT_SIGNED_R_16, /* ushort[0]=R */
- MESA_FORMAT_SIGNED_RG_16, /* ushort[0]=R, ushort[1]=G */
+ MESA_FORMAT_SIGNED_R16, /* RRRR RRRR RRRR RRRR */
+ MESA_FORMAT_SIGNED_GR1616, /* GGGG GGGG GGGG GGGG RRRR RRRR RRRR RRRR */
MESA_FORMAT_SIGNED_RGB_16, /* ushort[0]=R, ushort[1]=G, ushort[2]=B */
MESA_FORMAT_SIGNED_RGBA_16, /* ... */
MESA_FORMAT_RGBA_16, /* ... */
/*@}*/
+ /*@{*/
+ MESA_FORMAT_RED_RGTC1,
+ MESA_FORMAT_SIGNED_RED_RGTC1,
+ MESA_FORMAT_RG_RGTC2,
+ MESA_FORMAT_SIGNED_RG_RGTC2,
+ /*@}*/
+
+ /*@{*/
+ MESA_FORMAT_L_LATC1,
+ MESA_FORMAT_SIGNED_L_LATC1,
+ MESA_FORMAT_LA_LATC2,
+ MESA_FORMAT_SIGNED_LA_LATC2,
+ /*@}*/
+
+ MESA_FORMAT_ETC1_RGB8,
+ MESA_FORMAT_ETC2_RGB8,
+ MESA_FORMAT_ETC2_SRGB8,
+ MESA_FORMAT_ETC2_RGBA8_EAC,
+ MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC,
+ MESA_FORMAT_ETC2_R11_EAC,
+ MESA_FORMAT_ETC2_RG11_EAC,
+ MESA_FORMAT_ETC2_SIGNED_R11_EAC,
+ MESA_FORMAT_ETC2_SIGNED_RG11_EAC,
+ MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1,
+ MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1,
+
+ MESA_FORMAT_SIGNED_A8, /* AAAA AAAA */
+ MESA_FORMAT_SIGNED_L8, /* LLLL LLLL */
+ MESA_FORMAT_SIGNED_AL88, /* AAAA AAAA LLLL LLLL */
+ MESA_FORMAT_SIGNED_I8, /* IIII IIII */
+ MESA_FORMAT_SIGNED_A16, /* AAAA AAAA AAAA AAAA */
+ MESA_FORMAT_SIGNED_L16, /* LLLL LLLL LLLL LLLL */
+ MESA_FORMAT_SIGNED_AL1616, /* AAAA AAAA AAAA AAAA LLLL LLLL LLLL LLLL */
+ MESA_FORMAT_SIGNED_I16, /* IIII IIII IIII IIII */
+
+ MESA_FORMAT_RGB9_E5_FLOAT,
+ MESA_FORMAT_R11_G11_B10_FLOAT,
+
+ MESA_FORMAT_Z32_FLOAT,
+ MESA_FORMAT_Z32_FLOAT_X24S8,
+
+ MESA_FORMAT_ARGB2101010_UINT,
+ MESA_FORMAT_ABGR2101010_UINT,
+
+ MESA_FORMAT_XRGB4444_UNORM, /* xxxx RRRR GGGG BBBB */
+ MESA_FORMAT_XRGB1555_UNORM, /* xRRR RRGG GGGB BBBB */
+ MESA_FORMAT_XBGR8888_SNORM, /* xxxx xxxx BBBB BBBB GGGG GGGG RRRR RRRR */
+ MESA_FORMAT_XBGR8888_SRGB, /* xxxx xxxx BBBB BBBB GGGG GGGG RRRR RRRR */
+ MESA_FORMAT_XBGR8888_UINT, /* xxxx xxxx BBBB BBBB GGGG GGGG RRRR RRRR */
+ MESA_FORMAT_XBGR8888_SINT, /* xxxx xxxx BBBB BBBB GGGG GGGG RRRR RRRR */
+ MESA_FORMAT_XRGB2101010_UNORM, /* xxRR RRRR RRRR GGGG GGGG GGBB BBBB BBBB */
+ MESA_FORMAT_XBGR16161616_UNORM,/* ushort[3]=x, [2]=B, [1]=G, [0]=R */
+ MESA_FORMAT_XBGR16161616_SNORM,/* ... */
+ MESA_FORMAT_XBGR16161616_FLOAT,/* ... */
+ MESA_FORMAT_XBGR16161616_UINT, /* ... */
+ MESA_FORMAT_XBGR16161616_SINT, /* ... */
+ MESA_FORMAT_XBGR32323232_FLOAT,/* float[3]=x, [2]=B, [1]=G, [0]=R */
+ MESA_FORMAT_XBGR32323232_UINT, /* ... */
+ MESA_FORMAT_XBGR32323232_SINT, /* ... */
+
MESA_FORMAT_COUNT
} gl_format;
extern const char *
_mesa_get_format_name(gl_format format);
-extern GLuint
+extern GLint
_mesa_get_format_bytes(gl_format format);
extern GLint
_mesa_get_format_bits(gl_format format, GLenum pname);
+extern GLuint
+_mesa_get_format_max_bits(gl_format format);
+
extern GLenum
_mesa_get_format_datatype(gl_format format);
extern GLboolean
_mesa_is_format_integer_color(gl_format format);
+extern GLboolean
+_mesa_is_format_unsigned(gl_format format);
+
extern GLenum
_mesa_get_format_color_encoding(gl_format format);
extern void
_mesa_test_formats(void);
+extern gl_format
+_mesa_get_srgb_format_linear(gl_format format);
+
+extern gl_format
+_mesa_get_uncompressed_format(gl_format format);
+
+extern GLuint
+_mesa_format_num_components(gl_format format);
+
+GLboolean
+_mesa_format_matches_format_and_type(gl_format gl_format,
+ GLenum format, GLenum type,
+ GLboolean swapBytes);
+
+#ifdef __cplusplus
+}
+#endif
+
#endif /* FORMATS_H */