diff options
Diffstat (limited to 'source/blender/gpu/opengl/gl_shader_interface.cc')
| -rw-r--r-- | source/blender/gpu/opengl/gl_shader_interface.cc | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/source/blender/gpu/opengl/gl_shader_interface.cc b/source/blender/gpu/opengl/gl_shader_interface.cc index 1b3ab2941a8..ef97d74bf81 100644 --- a/source/blender/gpu/opengl/gl_shader_interface.cc +++ b/source/blender/gpu/opengl/gl_shader_interface.cc @@ -16,6 +16,7 @@ #include "GPU_capabilities.h" +using namespace blender::gpu::shader; namespace blender::gpu { /* -------------------------------------------------------------------- */ @@ -151,8 +152,57 @@ static inline int ssbo_binding(int32_t program, uint32_t ssbo_index) /** \name Creation / Destruction * \{ */ +static Type gpu_type_from_gl_type(int gl_type) +{ + switch (gl_type) { + case GL_FLOAT: + return Type::FLOAT; + case GL_FLOAT_VEC2: + return Type::VEC2; + case GL_FLOAT_VEC3: + return Type::VEC3; + case GL_FLOAT_VEC4: + return Type::VEC4; + case GL_FLOAT_MAT3: + return Type::MAT3; + case GL_FLOAT_MAT4: + return Type::MAT4; + case GL_UNSIGNED_INT: + return Type::UINT; + case GL_UNSIGNED_INT_VEC2: + return Type::UVEC2; + case GL_UNSIGNED_INT_VEC3: + return Type::UVEC3; + case GL_UNSIGNED_INT_VEC4: + return Type::UVEC4; + case GL_INT: + return Type::INT; + case GL_INT_VEC2: + return Type::IVEC2; + case GL_INT_VEC3: + return Type::IVEC3; + case GL_INT_VEC4: + return Type::IVEC4; + case GL_BOOL: + return Type::BOOL; + case GL_FLOAT_MAT2: + case GL_FLOAT_MAT2x3: + case GL_FLOAT_MAT2x4: + case GL_FLOAT_MAT3x2: + case GL_FLOAT_MAT3x4: + case GL_FLOAT_MAT4x2: + case GL_FLOAT_MAT4x3: + default: + BLI_assert(0); + } + return Type::FLOAT; +} + GLShaderInterface::GLShaderInterface(GLuint program) { + GLuint last_program; + glGetIntegerv(GL_CURRENT_PROGRAM, (GLint *)&last_program); + /* Necessary to make #glUniform works. */ glUseProgram(program); @@ -246,6 +296,9 @@ GLShaderInterface::GLShaderInterface(GLuint program) name_buffer_offset += set_input_name(input, name, name_len); enabled_attr_mask_ |= (1 << input->location); + + /* Used in `GPU_shader_get_attribute_info`. */ + attr_types_[input->location] = uint8_t(gpu_type_from_gl_type(type)); } /* Uniform Blocks */ @@ -318,6 +371,13 @@ GLShaderInterface::GLShaderInterface(GLuint program) builtin_blocks_[u] = (block != nullptr) ? block->binding : -1; } + /* Builtin Storage Buffers */ + for (int32_t u_int = 0; u_int < GPU_NUM_STORAGE_BUFFERS; u_int++) { + GPUStorageBufferBuiltin u = static_cast<GPUStorageBufferBuiltin>(u_int); + const ShaderInput *block = this->ssbo_get(builtin_storage_block_name(u)); + builtin_buffers_[u] = (block != nullptr) ? block->binding : -1; + } + MEM_freeN(uniforms_from_blocks); /* Resize name buffer to save some memory. */ @@ -328,6 +388,8 @@ GLShaderInterface::GLShaderInterface(GLuint program) // this->debug_print(); this->sort_inputs(); + + glUseProgram(last_program); } GLShaderInterface::GLShaderInterface(GLuint program, const shader::ShaderCreateInfo &info) @@ -385,6 +447,9 @@ GLShaderInterface::GLShaderInterface(GLuint program, const shader::ShaderCreateI uint32_t name_buffer_offset = 0; /* Necessary to make #glUniform works. TODO(fclem) Remove. */ + GLuint last_program; + glGetIntegerv(GL_CURRENT_PROGRAM, (GLint *)&last_program); + glUseProgram(program); /* Attributes */ @@ -398,7 +463,11 @@ GLShaderInterface::GLShaderInterface(GLuint program, const shader::ShaderCreateI } if (input->location != -1) { enabled_attr_mask_ |= (1 << input->location); + + /* Used in `GPU_shader_get_attribute_info`. */ + attr_types_[input->location] = uint8_t(attr.type); } + input++; } @@ -481,9 +550,18 @@ GLShaderInterface::GLShaderInterface(GLuint program, const shader::ShaderCreateI builtin_blocks_[u] = (block != nullptr) ? block->binding : -1; } + /* Builtin Storage Buffers */ + for (int32_t u_int = 0; u_int < GPU_NUM_STORAGE_BUFFERS; u_int++) { + GPUStorageBufferBuiltin u = static_cast<GPUStorageBufferBuiltin>(u_int); + const ShaderInput *block = this->ssbo_get(builtin_storage_block_name(u)); + builtin_buffers_[u] = (block != nullptr) ? block->binding : -1; + } + this->sort_inputs(); // this->debug_print(); + + glUseProgram(last_program); } GLShaderInterface::~GLShaderInterface() |