From 113c1832b1fef04fc4856b4efeab71ac76a87ad0 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Thu, 28 Oct 2010 21:17:42 -0600 Subject: mesa: fix integer cases in _mesa_is_legal_format_and_type() Some integer formats work with some packed datatypes. --- src/mesa/main/image.c | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 65 insertions(+), 1 deletion(-) (limited to 'src/mesa/main/image.c') diff --git a/src/mesa/main/image.c b/src/mesa/main/image.c index 43cc06d719..65b7a62b52 100644 --- a/src/mesa/main/image.c +++ b/src/mesa/main/image.c @@ -518,14 +518,78 @@ _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) { -- cgit v1.2.3