diff options
| author | Eric Anholt <eric@anholt.net> | 2010-11-12 12:04:09 -0800 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2011-03-11 12:55:14 -0800 |
| commit | 20f7a6f11aef492d5ca13e8ba9525eb2961d483c (patch) | |
| tree | 9ab33a32d4c81db4986988207ca86fc49dbfc95f /src | |
| parent | cdacca4868bbfe2e39f72d524556e7b2c7200ba5 (diff) | |
mesa: Add a builtin uniform for the ATI_envmap_bumpmap rotation matrix.
For fixed function fragment processing in GLSL IR, we want to be able
to reference this state value. gl_* not explicitly permitted is
reserved, so using this variable name internally shouldn't be any
issue.
Diffstat (limited to 'src')
| -rw-r--r-- | src/glsl/builtin_variables.h | 4 | ||||
| -rw-r--r-- | src/mesa/main/uniforms.c | 11 |
2 files changed, 15 insertions, 0 deletions
diff --git a/src/glsl/builtin_variables.h b/src/glsl/builtin_variables.h index a34c67e348..dfc93f39db 100644 --- a/src/glsl/builtin_variables.h +++ b/src/glsl/builtin_variables.h @@ -101,5 +101,9 @@ static const builtin_variable builtin_110_deprecated_uniforms[] = { { ir_var_uniform, -1, "mat4", "gl_ModelViewProjectionMatrixInverseTranspose" }, { ir_var_uniform, -1, "float", "gl_NormalScale" }, { ir_var_uniform, -1, "gl_LightModelParameters", "gl_LightModel"}, + + /* Mesa-internal ATI_envmap_bumpmap state. */ + { ir_var_uniform, -1, "vec2", "gl_MESABumpRotMatrix0"}, + { ir_var_uniform, -1, "vec2", "gl_MESABumpRotMatrix1"}, }; diff --git a/src/mesa/main/uniforms.c b/src/mesa/main/uniforms.c index eb289722d1..c31c07517f 100644 --- a/src/mesa/main/uniforms.c +++ b/src/mesa/main/uniforms.c @@ -209,6 +209,14 @@ static struct gl_builtin_uniform_element gl_NormalScale_elements[] = { {NULL, {STATE_NORMAL_SCALE}, SWIZZLE_XXXX}, }; +static struct gl_builtin_uniform_element gl_MESABumpRotMatrix0_elements[] = { + {NULL, {STATE_INTERNAL, STATE_ROT_MATRIX_0}, SWIZZLE_XYZW}, +}; + +static struct gl_builtin_uniform_element gl_MESABumpRotMatrix1_elements[] = { + {NULL, {STATE_INTERNAL, STATE_ROT_MATRIX_1}, SWIZZLE_XYZW}, +}; + #define MATRIX(name, statevar, modifier) \ static struct gl_builtin_uniform_element name ## _elements[] = { \ { NULL, { statevar, 0, 0, 0, modifier}, SWIZZLE_XYZW }, \ @@ -312,6 +320,9 @@ const struct gl_builtin_uniform_desc _mesa_builtin_uniform_desc[] = { STATEVAR(gl_NormalMatrix), STATEVAR(gl_NormalScale), + STATEVAR(gl_MESABumpRotMatrix0), + STATEVAR(gl_MESABumpRotMatrix1), + {NULL, NULL, 0} }; |