diff options
Diffstat (limited to 'src/mesa/main/image.c')
| -rw-r--r-- | src/mesa/main/image.c | 82 |
1 files changed, 75 insertions, 7 deletions
diff --git a/src/mesa/main/image.c b/src/mesa/main/image.c index 98f7581e187..6b12f6a48c6 100644 --- a/src/mesa/main/image.c +++ b/src/mesa/main/image.c @@ -32,7 +32,6 @@ #include "glheader.h" #include "colormac.h" -#include "enums.h" #include "image.h" #include "imports.h" #include "macros.h" @@ -316,13 +315,15 @@ _mesa_bytes_per_pixel( GLenum format, GLenum type ) return comps * sizeof(GLhalfARB); case GL_UNSIGNED_BYTE_3_3_2: case GL_UNSIGNED_BYTE_2_3_3_REV: - if (format == GL_RGB || format == GL_BGR) + if (format == GL_RGB || format == GL_BGR || + format == GL_RGB_INTEGER_EXT || format == GL_BGR_INTEGER_EXT) return sizeof(GLubyte); else return -1; /* error */ case GL_UNSIGNED_SHORT_5_6_5: case GL_UNSIGNED_SHORT_5_6_5_REV: - if (format == GL_RGB || format == GL_BGR) + if (format == GL_RGB || format == GL_BGR || + format == GL_RGB_INTEGER_EXT || format == GL_BGR_INTEGER_EXT) return sizeof(GLushort); else return -1; /* error */ @@ -330,7 +331,8 @@ _mesa_bytes_per_pixel( GLenum format, GLenum type ) case GL_UNSIGNED_SHORT_4_4_4_4_REV: case GL_UNSIGNED_SHORT_5_5_5_1: case GL_UNSIGNED_SHORT_1_5_5_5_REV: - if (format == GL_RGBA || format == GL_BGRA || format == GL_ABGR_EXT) + if (format == GL_RGBA || format == GL_BGRA || format == GL_ABGR_EXT || + format == GL_RGBA_INTEGER_EXT || format == GL_BGRA_INTEGER_EXT) return sizeof(GLushort); else return -1; @@ -338,7 +340,8 @@ _mesa_bytes_per_pixel( GLenum format, GLenum type ) case GL_UNSIGNED_INT_8_8_8_8_REV: case GL_UNSIGNED_INT_10_10_10_2: case GL_UNSIGNED_INT_2_10_10_10_REV: - if (format == GL_RGBA || format == GL_BGRA || format == GL_ABGR_EXT) + if (format == GL_RGBA || format == GL_BGRA || format == GL_ABGR_EXT || + format == GL_RGBA_INTEGER_EXT || format == GL_BGRA_INTEGER_EXT) return sizeof(GLuint); else return -1; @@ -369,7 +372,8 @@ _mesa_bytes_per_pixel( GLenum format, GLenum type ) * otherwise. */ GLboolean -_mesa_is_legal_format_and_type( struct gl_context *ctx, GLenum format, GLenum type ) +_mesa_is_legal_format_and_type(const struct gl_context *ctx, + GLenum format, GLenum type) { switch (format) { case GL_COLOR_INDEX: @@ -519,14 +523,78 @@ _mesa_is_legal_format_and_type( struct gl_context *ctx, GLenum format, GLenum ty default: return GL_FALSE; } + + /* integer-valued formats */ case GL_RED_INTEGER_EXT: case GL_GREEN_INTEGER_EXT: case GL_BLUE_INTEGER_EXT: case GL_ALPHA_INTEGER_EXT: + switch (type) { + case GL_BYTE: + case GL_UNSIGNED_BYTE: + case GL_SHORT: + case GL_UNSIGNED_SHORT: + case GL_INT: + case GL_UNSIGNED_INT: + return ctx->Extensions.EXT_texture_integer; + default: + return GL_FALSE; + } + case GL_RGB_INTEGER_EXT: - case GL_RGBA_INTEGER_EXT: + switch (type) { + case GL_BYTE: + case GL_UNSIGNED_BYTE: + case GL_SHORT: + case GL_UNSIGNED_SHORT: + case GL_INT: + case GL_UNSIGNED_INT: + case GL_UNSIGNED_BYTE_3_3_2: + case GL_UNSIGNED_BYTE_2_3_3_REV: + case GL_UNSIGNED_SHORT_5_6_5: + case GL_UNSIGNED_SHORT_5_6_5_REV: + return ctx->Extensions.EXT_texture_integer; + default: + return GL_FALSE; + } + case GL_BGR_INTEGER_EXT: + switch (type) { + case GL_BYTE: + case GL_UNSIGNED_BYTE: + case GL_SHORT: + case GL_UNSIGNED_SHORT: + case GL_INT: + case GL_UNSIGNED_INT: + /* NOTE: no packed formats w/ BGR format */ + return ctx->Extensions.EXT_texture_integer; + default: + return GL_FALSE; + } + + case GL_RGBA_INTEGER_EXT: case GL_BGRA_INTEGER_EXT: + switch (type) { + case GL_BYTE: + case GL_UNSIGNED_BYTE: + case GL_SHORT: + case GL_UNSIGNED_SHORT: + case GL_INT: + case GL_UNSIGNED_INT: + case GL_FLOAT: + case GL_UNSIGNED_SHORT_4_4_4_4: + case GL_UNSIGNED_SHORT_4_4_4_4_REV: + case GL_UNSIGNED_SHORT_5_5_5_1: + case GL_UNSIGNED_SHORT_1_5_5_5_REV: + case GL_UNSIGNED_INT_8_8_8_8: + case GL_UNSIGNED_INT_8_8_8_8_REV: + case GL_UNSIGNED_INT_10_10_10_2: + case GL_UNSIGNED_INT_2_10_10_10_REV: + return ctx->Extensions.EXT_texture_integer; + default: + return GL_FALSE; + } + case GL_LUMINANCE_INTEGER_EXT: case GL_LUMINANCE_ALPHA_INTEGER_EXT: switch (type) { |