diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/glsl/glsl_types.cpp | 111 | ||||
-rw-r--r-- | src/glsl/glsl_types.h | 9 |
2 files changed, 120 insertions, 0 deletions
diff --git a/src/glsl/glsl_types.cpp b/src/glsl/glsl_types.cpp index 0d2eb7cec09..b4223f4f06e 100644 --- a/src/glsl/glsl_types.cpp +++ b/src/glsl/glsl_types.cpp @@ -474,6 +474,117 @@ glsl_type::get_instance(unsigned base_type, unsigned rows, unsigned columns) return error_type; } +const glsl_type * +glsl_type::get_sampler_instance(enum glsl_sampler_dim dim, + bool shadow, + bool array, + glsl_base_type type) +{ + switch (type) { + case GLSL_TYPE_FLOAT: + switch (dim) { + case GLSL_SAMPLER_DIM_1D: + if (shadow) + return (array ? sampler1DArrayShadow_type : sampler1DShadow_type); + else + return (array ? sampler1DArray_type : sampler1D_type); + case GLSL_SAMPLER_DIM_2D: + if (shadow) + return (array ? sampler2DArrayShadow_type : sampler2DShadow_type); + else + return (array ? sampler2DArray_type : sampler2D_type); + case GLSL_SAMPLER_DIM_3D: + if (shadow || array) + return error_type; + else + return sampler3D_type; + case GLSL_SAMPLER_DIM_CUBE: + if (shadow) + return (array ? samplerCubeArrayShadow_type : samplerCubeShadow_type); + else + return (array ? samplerCubeArray_type : samplerCube_type); + case GLSL_SAMPLER_DIM_RECT: + if (array) + return error_type; + if (shadow) + return sampler2DRectShadow_type; + else + return sampler2DRect_type; + case GLSL_SAMPLER_DIM_BUF: + if (shadow || array) + return error_type; + else + return samplerBuffer_type; + case GLSL_SAMPLER_DIM_MS: + if (shadow) + return error_type; + return (array ? sampler2DMSArray_type : sampler2DMS_type); + case GLSL_SAMPLER_DIM_EXTERNAL: + if (shadow || array) + return error_type; + else + return samplerExternalOES_type; + } + case GLSL_TYPE_INT: + if (shadow) + return error_type; + switch (dim) { + case GLSL_SAMPLER_DIM_1D: + return (array ? isampler1DArray_type : isampler1D_type); + case GLSL_SAMPLER_DIM_2D: + return (array ? isampler2DArray_type : isampler2D_type); + case GLSL_SAMPLER_DIM_3D: + if (array) + return error_type; + return isampler3D_type; + case GLSL_SAMPLER_DIM_CUBE: + return (array ? isamplerCubeArray_type : isamplerCube_type); + case GLSL_SAMPLER_DIM_RECT: + if (array) + return error_type; + return isampler2DRect_type; + case GLSL_SAMPLER_DIM_BUF: + if (array) + return error_type; + return isamplerBuffer_type; + case GLSL_SAMPLER_DIM_MS: + return (array ? isampler2DMSArray_type : isampler2DMS_type); + case GLSL_SAMPLER_DIM_EXTERNAL: + return error_type; + } + case GLSL_TYPE_UINT: + if (shadow) + return error_type; + switch (dim) { + case GLSL_SAMPLER_DIM_1D: + return (array ? usampler1DArray_type : usampler1D_type); + case GLSL_SAMPLER_DIM_2D: + return (array ? usampler2DArray_type : usampler2D_type); + case GLSL_SAMPLER_DIM_3D: + if (array) + return error_type; + return usampler3D_type; + case GLSL_SAMPLER_DIM_CUBE: + return (array ? usamplerCubeArray_type : usamplerCube_type); + case GLSL_SAMPLER_DIM_RECT: + if (array) + return error_type; + return usampler2DRect_type; + case GLSL_SAMPLER_DIM_BUF: + if (array) + return error_type; + return usamplerBuffer_type; + case GLSL_SAMPLER_DIM_MS: + return (array ? usampler2DMSArray_type : usampler2DMS_type); + case GLSL_SAMPLER_DIM_EXTERNAL: + return error_type; + } + default: + return error_type; + } + + unreachable("switch statement above should be complete"); +} const glsl_type * glsl_type::get_array_instance(const glsl_type *base, unsigned array_size) diff --git a/src/glsl/glsl_types.h b/src/glsl/glsl_types.h index 474b1291424..441015c79fa 100644 --- a/src/glsl/glsl_types.h +++ b/src/glsl/glsl_types.h @@ -244,6 +244,15 @@ struct glsl_type { unsigned columns); /** + * Get the instance of a sampler type + */ + static const glsl_type *get_sampler_instance(enum glsl_sampler_dim dim, + bool shadow, + bool array, + glsl_base_type type); + + + /** * Get the instance of an array type */ static const glsl_type *get_array_instance(const glsl_type *base, |