diff options
Diffstat (limited to '')
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_manager.h | 73 |
1 files changed, 9 insertions, 64 deletions
diff --git a/src/video_core/renderer_opengl/gl_shader_manager.h b/src/video_core/renderer_opengl/gl_shader_manager.h index ad42cce74..70781d6f5 100644 --- a/src/video_core/renderer_opengl/gl_shader_manager.h +++ b/src/video_core/renderer_opengl/gl_shader_manager.h @@ -4,79 +4,24 @@ #pragma once -#include <cstddef> - #include <glad/glad.h> -#include "video_core/renderer_opengl/gl_resource_manager.h" -#include "video_core/renderer_opengl/maxwell_to_gl.h" - namespace OpenGL { -class Device; - -/// Uniform structure for the Uniform Buffer Object, all vectors must be 16-byte aligned -/// @note Always keep a vec4 at the end. The GL spec is not clear whether the alignment at -/// the end of a uniform block is included in UNIFORM_BLOCK_DATA_SIZE or not. -/// Not following that rule will cause problems on some AMD drivers. -struct alignas(16) MaxwellUniformData { - void SetFromRegs(const Tegra::Engines::Maxwell3D& maxwell); - - GLfloat y_direction; -}; -static_assert(sizeof(MaxwellUniformData) == 16, "MaxwellUniformData structure size is incorrect"); -static_assert(sizeof(MaxwellUniformData) < 16384, - "MaxwellUniformData structure must be less than 16kb as per the OpenGL spec"); - class ProgramManager { public: - explicit ProgramManager(const Device& device); - ~ProgramManager(); - - /// Binds a compute program - void BindCompute(GLuint program); - - /// Updates bound programs. - void BindGraphicsPipeline(); - - /// Binds an OpenGL pipeline object unsynchronized with the guest state. - void BindHostPipeline(GLuint pipeline); + void BindProgram(GLuint program) { + if (bound_program == program) { + return; + } + bound_program = program; + glUseProgram(program); + } - /// Rewinds BindHostPipeline state changes. - void RestoreGuestPipeline(); - - /// Binds an OpenGL GLSL program object unsynchronized with the guest state. - void BindHostCompute(GLuint program); - - /// Rewinds BindHostCompute state changes. - void RestoreGuestCompute(); - - void UseVertexShader(GLuint program); - void UseGeometryShader(GLuint program); - void UseFragmentShader(GLuint program); + void RestoreGuestCompute() {} private: - struct PipelineState { - GLuint vertex = 0; - GLuint geometry = 0; - GLuint fragment = 0; - }; - - /// Update GLSL programs. - void UpdateSourcePrograms(); - - OGLPipeline graphics_pipeline; - - PipelineState current_state; - PipelineState old_state; - - bool use_assembly_programs = false; - - bool is_graphics_bound = true; - - bool vertex_enabled = false; - bool geometry_enabled = false; - bool fragment_enabled = false; + GLuint bound_program = 0; }; } // namespace OpenGL |