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mesa: initial support for new GL 3.0 texture formats

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This commit is contained in:
Brian Paul
2010-07-07 20:26:33 -06:00
parent d95b40759e
commit 6988f65e43
4 changed files with 85 additions and 5 deletions
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6
src/mesa/main/extensions.c
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@@ -46,8 +46,9 @@ static const struct {
} default_extensions[] = {
{ OFF, "GL_ARB_blend_func_extended", F(ARB_blend_func_extended) },
{ OFF, "GL_ARB_copy_buffer", F(ARB_copy_buffer) },
{ OFF, "GL_ARB_depth_texture", F(ARB_depth_texture) },
{ OFF, "GL_ARB_depth_buffer_float", F(ARB_depth_buffer_float) },
{ OFF, "GL_ARB_depth_clamp", F(ARB_depth_clamp) },
{ OFF, "GL_ARB_depth_texture", F(ARB_depth_texture) },
{ ON, "GL_ARB_draw_buffers", F(ARB_draw_buffers) },
{ OFF, "GL_ARB_draw_elements_base_vertex", F(ARB_draw_elements_base_vertex) },
{ OFF, "GL_ARB_draw_instanced", F(ARB_draw_instanced) },
@@ -92,6 +93,7 @@ static const struct {
{ OFF, "GL_ARB_texture_multisample", F(ARB_texture_multisample) },
{ OFF, "GL_ARB_texture_non_power_of_two", F(ARB_texture_non_power_of_two)},
{ OFF, "GL_ARB_texture_rectangle", F(NV_texture_rectangle) },
{ OFF, "GL_ARB_texture_rg", F(ARB_texture_rg) },
{ OFF, "GL_ARB_texture_rgb10_a2ui", F(ARB_texture_rgb10_a2ui) },
{ OFF, "GL_ARB_texture_swizzle", F(EXT_texture_swizzle) },
{ ON, "GL_ARB_transpose_matrix", F(ARB_transpose_matrix) },
@@ -141,7 +143,6 @@ static const struct {
{ OFF, "GL_EXT_secondary_color", F(EXT_secondary_color) },
{ ON, "GL_EXT_separate_specular_color", F(EXT_separate_specular_color) },
{ OFF, "GL_EXT_shadow_funcs", F(EXT_shadow_funcs) },
{ OFF, "GL_EXT_shared_exponent", F(EXT_shared_exponent) },
{ OFF, "GL_EXT_shared_texture_palette", F(EXT_shared_texture_palette) },
{ OFF, "GL_EXT_stencil_two_side", F(EXT_stencil_two_side) },
{ OFF, "GL_EXT_stencil_wrap", F(EXT_stencil_wrap) },
@@ -162,6 +163,7 @@ static const struct {
{ OFF, "GL_EXT_texture_mirror_clamp", F(EXT_texture_mirror_clamp) },
{ ON, "GL_EXT_texture_object", F(EXT_texture_object) },
{ OFF, "GL_EXT_texture_rectangle", F(NV_texture_rectangle) },
{ OFF, "GL_EXT_texture_shared_exponent", F(EXT_texture_shared_exponent) },
{ OFF, "GL_EXT_texture_sRGB", F(EXT_texture_sRGB) },
{ OFF, "GL_EXT_texture_swizzle", F(EXT_texture_swizzle) },
{ OFF, "GL_EXT_timer_query", F(EXT_timer_query) },

6
src/mesa/main/mtypes.h
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@@ -2606,8 +2606,9 @@ struct gl_extensions
GLboolean dummy; /* don't remove this! */
GLboolean ARB_blend_func_extended;
GLboolean ARB_copy_buffer;
GLboolean ARB_depth_texture;
GLboolean ARB_depth_buffer_float;
GLboolean ARB_depth_clamp;
GLboolean ARB_depth_texture;
GLboolean ARB_draw_buffers;
GLboolean ARB_draw_elements_base_vertex;
GLboolean ARB_draw_instanced;
@@ -2647,6 +2648,7 @@ struct gl_extensions
GLboolean ARB_texture_mirrored_repeat;
GLboolean ARB_texture_multisample;
GLboolean ARB_texture_non_power_of_two;
GLboolean ARB_texture_rg;
GLboolean ARB_texture_rgb10_a2ui;
GLboolean ARB_timer_query;
GLboolean ARB_transform_feedback2;
@@ -2694,7 +2696,6 @@ struct gl_extensions
GLboolean EXT_shadow_funcs;
GLboolean EXT_secondary_color;
GLboolean EXT_separate_specular_color;
GLboolean EXT_shared_exponent;
GLboolean EXT_shared_texture_palette;
GLboolean EXT_stencil_wrap;
GLboolean EXT_stencil_two_side;
@@ -2712,6 +2713,7 @@ struct gl_extensions
GLboolean EXT_texture_integer;
GLboolean EXT_texture_lod_bias;
GLboolean EXT_texture_mirror_clamp;
GLboolean EXT_texture_shared_exponent;
GLboolean EXT_texture_sRGB;
GLboolean EXT_texture_swizzle;
GLboolean EXT_transform_feedback;

75
src/mesa/main/teximage.c
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@@ -402,6 +402,81 @@ _mesa_base_tex_format( GLcontext *ctx, GLint internalFormat )
}
}
if (ctx->Extensions.ARB_texture_rg) {
switch (internalFormat) {
case GL_R8:
case GL_R16:
case GL_R16F:
case GL_R32F:
case GL_R8I:
case GL_R8UI:
case GL_R16I:
case GL_R16UI:
case GL_R32I:
case GL_R32UI:
return GL_R;
case GL_RG:
case GL_RG_INTEGER:
case GL_RG8:
case GL_RG16:
case GL_RG16F:
case GL_RG32F:
case GL_RG8I:
case GL_RG8UI:
case GL_RG16I:
case GL_RG16UI:
case GL_RG32I:
case GL_RG32UI:
return GL_RG;
default:
; /* fallthrough */
}
}
if (ctx->Extensions.EXT_texture_shared_exponent) {
switch (internalFormat) {
case GL_RGB9_E5_EXT:
return GL_RGB;
default:
; /* fallthrough */
}
}
if (ctx->Extensions.EXT_packed_float) {
switch (internalFormat) {
case GL_R11F_G11F_B10F_EXT:
return GL_RGB;
default:
; /* fallthrough */
}
}
if (ctx->Extensions.ARB_depth_buffer_float) {
switch (internalFormat) {
case GL_DEPTH_COMPONENT32F:
return GL_DEPTH_COMPONENT;
case GL_DEPTH32F_STENCIL8:
return GL_DEPTH_STENCIL;
default:
; /* fallthrough */
}
}
if (ctx->Extensions.EXT_texture_compression_rgtc) {
switch (internalFormat) {
case GL_COMPRESSED_RED:
case GL_COMPRESSED_RED_RGTC1_EXT:
case GL_COMPRESSED_SIGNED_RED_RGTC1_EXT:
return GL_RED;
case GL_COMPRESSED_RG:
case GL_COMPRESSED_RED_GREEN_RGTC2_EXT:
case GL_COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT:
return GL_RG;
default:
; /* fallthrough */
}
}
return -1; /* error */
}

3
src/mesa/main/version.c
View File

@@ -91,6 +91,7 @@ compute_version(GLcontext *ctx)
ctx->Extensions.ARB_half_float_pixel &&
ctx->Extensions.ARB_map_buffer_range &&
ctx->Extensions.ARB_texture_float &&
ctx->Extensions.ARB_texture_rg &&
ctx->Extensions.APPLE_vertex_array_object &&
ctx->Extensions.EXT_draw_buffers2 &&
ctx->Extensions.EXT_framebuffer_blit &&
@@ -99,10 +100,10 @@ compute_version(GLcontext *ctx)
ctx->Extensions.EXT_framebuffer_sRGB &&
ctx->Extensions.EXT_packed_depth_stencil &&
ctx->Extensions.EXT_packed_float &&
ctx->Extensions.EXT_shared_exponent &&
ctx->Extensions.EXT_texture_array &&
ctx->Extensions.EXT_texture_compression_rgtc &&
ctx->Extensions.EXT_texture_integer &&
ctx->Extensions.EXT_texture_shared_exponent &&
ctx->Extensions.EXT_transform_feedback &&
ctx->Extensions.NV_conditional_render);
const GLboolean ver_3_1 = (ver_3_0 &&