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meta: Expand texture coordinate from vec3 to vec4 

This will be necessary to support cubemap array textures because they
use all four components.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Ian Romanick 2013-12-16 15:35:02 -08:00 committed by Eric Anholt
parent b2ad3dbfa4
commit 10f7c54477
1 changed files with 8 additions and 8 deletions
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16
src/mesa/drivers/common/meta.c
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@ -471,7 +471,7 @@ setup_shader_for_sampler(struct gl_context *ctx, struct glsl_sampler *sampler)
vs_source =
"attribute vec2 position;\n"
"attribute vec3 textureCoords;\n"
"varying vec3 texCoords;\n"
"varying vec4 texCoords;\n"
"void main()\n"
"{\n"
" texCoords = textureCoords;\n"
@ -484,7 +484,7 @@ setup_shader_for_sampler(struct gl_context *ctx, struct glsl_sampler *sampler)
"precision highp float;\n"
"#endif\n"
"uniform %s texSampler;\n"
"varying vec3 texCoords;\n"
"varying vec4 texCoords;\n"
"void main()\n"
"{\n"
" gl_FragColor = %s(texSampler, %s);\n"
@ -497,8 +497,8 @@ setup_shader_for_sampler(struct gl_context *ctx, struct glsl_sampler *sampler)
vs_source = ralloc_asprintf(mem_ctx,
"#version %s\n"
"in vec2 position;\n"
"in vec3 textureCoords;\n"
"out vec3 texCoords;\n"
"in vec4 textureCoords;\n"
"out vec4 texCoords;\n"
"void main()\n"
"{\n"
" texCoords = textureCoords;\n"
@ -511,7 +511,7 @@ setup_shader_for_sampler(struct gl_context *ctx, struct glsl_sampler *sampler)
"precision highp float;\n"
"#endif\n"
"uniform %s texSampler;\n"
"in vec3 texCoords;\n"
"in vec4 texCoords;\n"
"out vec4 out_color;\n"
"\n"
"void main()\n"
@ -3371,12 +3371,12 @@ setup_texture_sampler(GLenum target, struct sampler_table *table)
*/
table->sampler_3d.type = "sampler3D";
table->sampler_3d.func = "texture3D";
table->sampler_3d.texcoords = "texCoords";
table->sampler_3d.texcoords = "texCoords.xyz";
return &table->sampler_3d;
case GL_TEXTURE_CUBE_MAP:
table->sampler_cubemap.type = "samplerCube";
table->sampler_cubemap.func = "textureCube";
table->sampler_cubemap.texcoords = "texCoords";
table->sampler_cubemap.texcoords = "texCoords.xyz";
return &table->sampler_cubemap;
case GL_TEXTURE_1D_ARRAY:
table->sampler_1d_array.type = "sampler1DArray";
@ -3386,7 +3386,7 @@ setup_texture_sampler(GLenum target, struct sampler_table *table)
case GL_TEXTURE_2D_ARRAY:
table->sampler_2d_array.type = "sampler2DArray";
table->sampler_2d_array.func = "texture2DArray";
table->sampler_2d_array.texcoords = "texCoords";
table->sampler_2d_array.texcoords = "texCoords.xyz";
return &table->sampler_2d_array;
default:
_mesa_problem(NULL, "Unexpected texture target 0x%x in"