/*
* 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.
*/
/*
#define FORMATS_H
-#include "main/mtypes.h"
+#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.
typedef enum
{
MESA_FORMAT_NONE = 0,
+
/**
* \name Basic hardware 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_BGR888, /* BBBB BBBB GGGG GGGG RRRR RRRR */
MESA_FORMAT_RGB565, /* RRRR RGGG GGGB BBBB */
MESA_FORMAT_RGB565_REV, /* GGGB BBBB RRRR RGGG */
- MESA_FORMAT_RGBA4444, /* RRRR GGGG BBBB AAAA */
MESA_FORMAT_ARGB4444, /* AAAA RRRR GGGG BBBB */
MESA_FORMAT_ARGB4444_REV, /* GGGG BBBB AAAA RRRR */
MESA_FORMAT_RGBA5551, /* RRRR RGGG GGBB BBBA */
MESA_FORMAT_ARGB1555, /* ARRR RRGG GGGB BBBB */
MESA_FORMAT_ARGB1555_REV, /* GGGB BBBB ARRR RRGG */
+ MESA_FORMAT_AL44, /* AAAA LLLL */
MESA_FORMAT_AL88, /* AAAA AAAA LLLL LLLL */
MESA_FORMAT_AL88_REV, /* LLLL LLLL AAAA AAAA */
+ MESA_FORMAT_AL1616, /* AAAA AAAA AAAA AAAA LLLL LLLL LLLL LLLL */
+ MESA_FORMAT_AL1616_REV, /* LLLL LLLL LLLL LLLL AAAA AAAA AAAA AAAA */
MESA_FORMAT_RGB332, /* RRRG GGBB */
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_GR88, /* GGGG GGGG RRRR RRRR */
+ MESA_FORMAT_RG88, /* RRRR RRRR GGGG GGGG */
+ MESA_FORMAT_R16, /* 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 */
MESA_FORMAT_Z16, /* ZZZZ ZZZZ ZZZZ ZZZZ */
+ MESA_FORMAT_X8_Z24, /* xxxx xxxx ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
+ MESA_FORMAT_Z24_X8, /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ xxxx xxxx */
MESA_FORMAT_Z32, /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
MESA_FORMAT_S8, /* SSSS SSSS */
/*@}*/
-#if FEATURE_EXT_texture_sRGB
/**
* \name 8-bit/channel sRGB formats
*/
/*@{*/
- MESA_FORMAT_SRGB8,
- MESA_FORMAT_SRGBA8,
- MESA_FORMAT_SARGB8,
- MESA_FORMAT_SL8,
- MESA_FORMAT_SLA8,
-#if FEATURE_texture_s3tc
+ 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_SRGBA_DXT5,
-#endif
/*@}*/
-#endif
/**
* \name Compressed texture formats.
*/
/*@{*/
-#if FEATURE_texture_fxt1
MESA_FORMAT_RGB_FXT1,
MESA_FORMAT_RGBA_FXT1,
-#endif
-#if FEATURE_texture_s3tc
MESA_FORMAT_RGB_DXT1,
MESA_FORMAT_RGBA_DXT1,
MESA_FORMAT_RGBA_DXT3,
MESA_FORMAT_RGBA_DXT5,
-#endif
- /*@}*/
-
- /**
- * \name Generic GLchan-based formats. (XXX obsolete!)
- */
- /*@{*/
- MESA_FORMAT_RGBA,
- MESA_FORMAT_RGB,
- MESA_FORMAT_ALPHA,
- MESA_FORMAT_LUMINANCE,
- MESA_FORMAT_LUMINANCE_ALPHA,
- MESA_FORMAT_INTENSITY,
/*@}*/
/**
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,
/*@}*/
/**
- * \name Signed fixed point texture formats.
+ * \name Non-normalized signed integer formats.
+ * XXX Note: these are just stand-ins for some better hardware
+ * formats TBD such as BGRA or ARGB.
*/
- /*@{*/
- MESA_FORMAT_DUDV8,
- MESA_FORMAT_SIGNED_RGBA8888,
- MESA_FORMAT_SIGNED_RGBA8888_REV,
- /*@}*/
+ 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_COUNT,
-} gl_format;
+ 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,
-/**
- * Information about texture formats.
- */
-struct gl_format_info
-{
- gl_format Name;
+ 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,
- /**
- * Base format is one of GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE,
- * GL_LUMINANCE_ALPHA, GL_INTENSITY, GL_COLOR_INDEX, GL_DEPTH_COMPONENT.
- */
- GLenum BaseFormat;
+ 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,
/**
- * Logical data type: one of GL_UNSIGNED_NORMALIZED, GL_SIGNED_NORMALED,
- * GL_UNSIGNED_INT, GL_SIGNED_INT, GL_FLOAT.
+ * \name Non-normalized unsigned integer formats.
*/
- GLenum DataType;
-
- GLubyte RedBits;
- GLubyte GreenBits;
- GLubyte BlueBits;
- GLubyte AlphaBits;
- GLubyte LuminanceBits;
- GLubyte IntensityBits;
- GLubyte IndexBits;
- GLubyte DepthBits;
- GLubyte StencilBits;
+ 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 */
+ /* ---- ---- ---- ---- ---- ---- ---- ---- */
/**
- * To describe compressed formats. If not compressed, Width=Height=1.
+ * \name Signed fixed point texture formats.
*/
- GLubyte BlockWidth, BlockHeight;
- GLubyte BytesPerBlock;
-};
+ /*@{*/
+ MESA_FORMAT_DUDV8, /* DUDU DUDU DVDV DVDV */
+ MESA_FORMAT_SIGNED_R8, /* RRRR RRRR */
+ 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_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,
+ /*@}*/
-extern GLuint
+ 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_ABGR2101010,
+
+ MESA_FORMAT_SIGNED_RG88,
+ MESA_FORMAT_SIGNED_RG1616,
+
+ MESA_FORMAT_COUNT
+} gl_format;
+
+
+extern const char *
+_mesa_get_format_name(gl_format format);
+
+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 GLenum
_mesa_get_format_base_format(gl_format format);
+extern void
+_mesa_get_format_block_size(gl_format format, GLuint *bw, GLuint *bh);
+
extern GLboolean
_mesa_is_format_compressed(gl_format format);
+extern GLboolean
+_mesa_is_format_packed_depth_stencil(gl_format format);
+
+extern GLboolean
+_mesa_is_format_integer_color(gl_format format);
+
+extern GLboolean
+_mesa_is_format_unsigned(gl_format format);
+
+extern GLboolean
+_mesa_is_format_signed(gl_format format);
+
+extern GLenum
+_mesa_get_format_color_encoding(gl_format format);
+
+extern GLuint
+_mesa_format_image_size(gl_format format, GLsizei width,
+ GLsizei height, GLsizei depth);
+
+extern uint64_t
+_mesa_format_image_size64(gl_format format, GLsizei width,
+ GLsizei height, GLsizei depth);
+
+extern GLint
+_mesa_format_row_stride(gl_format format, GLsizei width);
+
extern void
-_mesa_format_to_type_and_comps2(gl_format format,
- GLenum *datatype, GLuint *comps);
+_mesa_format_to_type_and_comps(gl_format format,
+ GLenum *datatype, GLuint *comps);
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 */
projects / mesa.git / blobdiff