diff options
Diffstat (limited to 'src/video_core/renderer_opengl/gl_state.h')
| -rw-r--r-- | src/video_core/renderer_opengl/gl_state.h | 222 |
1 files changed, 99 insertions, 123 deletions
diff --git a/src/video_core/renderer_opengl/gl_state.h b/src/video_core/renderer_opengl/gl_state.h index c358d3b38..cca25206b 100644 --- a/src/video_core/renderer_opengl/gl_state.h +++ b/src/video_core/renderer_opengl/gl_state.h @@ -5,168 +5,146 @@ #pragma once #include <array> +#include <type_traits> #include <glad/glad.h> #include "video_core/engines/maxwell_3d.h" namespace OpenGL { -namespace TextureUnits { - -struct TextureUnit { - GLint id; - constexpr GLenum Enum() const { - return static_cast<GLenum>(GL_TEXTURE0 + id); - } -}; - -constexpr TextureUnit MaxwellTexture(int unit) { - return TextureUnit{unit}; -} - -constexpr TextureUnit LightingLUT{3}; -constexpr TextureUnit FogLUT{4}; -constexpr TextureUnit ProcTexNoiseLUT{5}; -constexpr TextureUnit ProcTexColorMap{6}; -constexpr TextureUnit ProcTexAlphaMap{7}; -constexpr TextureUnit ProcTexLUT{8}; -constexpr TextureUnit ProcTexDiffLUT{9}; - -} // namespace TextureUnits - class OpenGLState { public: struct { - bool enabled; // GL_FRAMEBUFFER_SRGB + bool enabled = false; // GL_FRAMEBUFFER_SRGB } framebuffer_srgb; struct { - bool alpha_to_coverage; // GL_ALPHA_TO_COVERAGE - bool alpha_to_one; // GL_ALPHA_TO_ONE + bool alpha_to_coverage = false; // GL_ALPHA_TO_COVERAGE + bool alpha_to_one = false; // GL_ALPHA_TO_ONE } multisample_control; struct { - bool enabled; // GL_CLAMP_FRAGMENT_COLOR_ARB + bool enabled = false; // GL_CLAMP_FRAGMENT_COLOR_ARB } fragment_color_clamp; struct { - bool far_plane; - bool near_plane; + bool far_plane = false; + bool near_plane = false; } depth_clamp; // GL_DEPTH_CLAMP struct { - bool enabled; // GL_CULL_FACE - GLenum mode; // GL_CULL_FACE_MODE - GLenum front_face; // GL_FRONT_FACE + bool enabled = false; // GL_CULL_FACE + GLenum mode = GL_BACK; // GL_CULL_FACE_MODE + GLenum front_face = GL_CCW; // GL_FRONT_FACE } cull; struct { - bool test_enabled; // GL_DEPTH_TEST - GLenum test_func; // GL_DEPTH_FUNC - GLboolean write_mask; // GL_DEPTH_WRITEMASK + bool test_enabled = false; // GL_DEPTH_TEST + GLboolean write_mask = GL_TRUE; // GL_DEPTH_WRITEMASK + GLenum test_func = GL_LESS; // GL_DEPTH_FUNC } depth; struct { - bool enabled; - GLuint index; + bool enabled = false; + GLuint index = 0; } primitive_restart; // GL_PRIMITIVE_RESTART struct ColorMask { - GLboolean red_enabled; - GLboolean green_enabled; - GLboolean blue_enabled; - GLboolean alpha_enabled; + GLboolean red_enabled = GL_TRUE; + GLboolean green_enabled = GL_TRUE; + GLboolean blue_enabled = GL_TRUE; + GLboolean alpha_enabled = GL_TRUE; }; std::array<ColorMask, Tegra::Engines::Maxwell3D::Regs::NumRenderTargets> color_mask; // GL_COLOR_WRITEMASK struct { - bool test_enabled; // GL_STENCIL_TEST + bool test_enabled = false; // GL_STENCIL_TEST struct { - GLenum test_func; // GL_STENCIL_FUNC - GLint test_ref; // GL_STENCIL_REF - GLuint test_mask; // GL_STENCIL_VALUE_MASK - GLuint write_mask; // GL_STENCIL_WRITEMASK - GLenum action_stencil_fail; // GL_STENCIL_FAIL - GLenum action_depth_fail; // GL_STENCIL_PASS_DEPTH_FAIL - GLenum action_depth_pass; // GL_STENCIL_PASS_DEPTH_PASS + GLenum test_func = GL_ALWAYS; // GL_STENCIL_FUNC + GLint test_ref = 0; // GL_STENCIL_REF + GLuint test_mask = 0xFFFFFFFF; // GL_STENCIL_VALUE_MASK + GLuint write_mask = 0xFFFFFFFF; // GL_STENCIL_WRITEMASK + GLenum action_stencil_fail = GL_KEEP; // GL_STENCIL_FAIL + GLenum action_depth_fail = GL_KEEP; // GL_STENCIL_PASS_DEPTH_FAIL + GLenum action_depth_pass = GL_KEEP; // GL_STENCIL_PASS_DEPTH_PASS } front, back; } stencil; struct Blend { - bool enabled; // GL_BLEND - GLenum rgb_equation; // GL_BLEND_EQUATION_RGB - GLenum a_equation; // GL_BLEND_EQUATION_ALPHA - GLenum src_rgb_func; // GL_BLEND_SRC_RGB - GLenum dst_rgb_func; // GL_BLEND_DST_RGB - GLenum src_a_func; // GL_BLEND_SRC_ALPHA - GLenum dst_a_func; // GL_BLEND_DST_ALPHA + bool enabled = false; // GL_BLEND + GLenum rgb_equation = GL_FUNC_ADD; // GL_BLEND_EQUATION_RGB + GLenum a_equation = GL_FUNC_ADD; // GL_BLEND_EQUATION_ALPHA + GLenum src_rgb_func = GL_ONE; // GL_BLEND_SRC_RGB + GLenum dst_rgb_func = GL_ZERO; // GL_BLEND_DST_RGB + GLenum src_a_func = GL_ONE; // GL_BLEND_SRC_ALPHA + GLenum dst_a_func = GL_ZERO; // GL_BLEND_DST_ALPHA }; std::array<Blend, Tegra::Engines::Maxwell3D::Regs::NumRenderTargets> blend; struct { - bool enabled; + bool enabled = false; } independant_blend; struct { - GLclampf red; - GLclampf green; - GLclampf blue; - GLclampf alpha; + GLclampf red = 0.0f; + GLclampf green = 0.0f; + GLclampf blue = 0.0f; + GLclampf alpha = 0.0f; } blend_color; // GL_BLEND_COLOR struct { - bool enabled; // GL_LOGIC_OP_MODE - GLenum operation; + bool enabled = false; // GL_LOGIC_OP_MODE + GLenum operation = GL_COPY; } logic_op; - std::array<GLuint, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> textures{}; - std::array<GLuint, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> samplers{}; - std::array<GLuint, Tegra::Engines::Maxwell3D::Regs::NumImages> images{}; + std::array<GLuint, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> textures = {}; + std::array<GLuint, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> samplers = {}; + std::array<GLuint, Tegra::Engines::Maxwell3D::Regs::NumImages> images = {}; struct { - GLuint read_framebuffer; // GL_READ_FRAMEBUFFER_BINDING - GLuint draw_framebuffer; // GL_DRAW_FRAMEBUFFER_BINDING - GLuint vertex_array; // GL_VERTEX_ARRAY_BINDING - GLuint shader_program; // GL_CURRENT_PROGRAM - GLuint program_pipeline; // GL_PROGRAM_PIPELINE_BINDING + GLuint read_framebuffer = 0; // GL_READ_FRAMEBUFFER_BINDING + GLuint draw_framebuffer = 0; // GL_DRAW_FRAMEBUFFER_BINDING + GLuint vertex_array = 0; // GL_VERTEX_ARRAY_BINDING + GLuint shader_program = 0; // GL_CURRENT_PROGRAM + GLuint program_pipeline = 0; // GL_PROGRAM_PIPELINE_BINDING } draw; - struct viewport { - GLint x; - GLint y; - GLint width; - GLint height; - GLfloat depth_range_near; // GL_DEPTH_RANGE - GLfloat depth_range_far; // GL_DEPTH_RANGE + struct Viewport { + GLint x = 0; + GLint y = 0; + GLint width = 0; + GLint height = 0; + GLfloat depth_range_near = 0.0f; // GL_DEPTH_RANGE + GLfloat depth_range_far = 1.0f; // GL_DEPTH_RANGE struct { - bool enabled; // GL_SCISSOR_TEST - GLint x; - GLint y; - GLsizei width; - GLsizei height; + bool enabled = false; // GL_SCISSOR_TEST + GLint x = 0; + GLint y = 0; + GLsizei width = 0; + GLsizei height = 0; } scissor; }; - std::array<viewport, Tegra::Engines::Maxwell3D::Regs::NumViewports> viewports; + std::array<Viewport, Tegra::Engines::Maxwell3D::Regs::NumViewports> viewports; struct { - float size; // GL_POINT_SIZE + float size = 1.0f; // GL_POINT_SIZE } point; struct { - bool point_enable; - bool line_enable; - bool fill_enable; - GLfloat units; - GLfloat factor; - GLfloat clamp; + bool point_enable = false; + bool line_enable = false; + bool fill_enable = false; + GLfloat units = 0.0f; + GLfloat factor = 0.0f; + GLfloat clamp = 0.0f; } polygon_offset; struct { - bool enabled; // GL_ALPHA_TEST - GLenum func; // GL_ALPHA_TEST_FUNC - GLfloat ref; // GL_ALPHA_TEST_REF + bool enabled = false; // GL_ALPHA_TEST + GLenum func = GL_ALWAYS; // GL_ALPHA_TEST_FUNC + GLfloat ref = 0.0f; // GL_ALPHA_TEST_REF } alpha_test; - std::array<bool, 8> clip_distance; // GL_CLIP_DISTANCE + std::array<bool, 8> clip_distance = {}; // GL_CLIP_DISTANCE OpenGLState(); @@ -179,34 +157,31 @@ public: /// Apply this state as the current OpenGL state void Apply(); - void ApplyFramebufferState() const; - void ApplyVertexArrayState() const; - void ApplyShaderProgram() const; - void ApplyProgramPipeline() const; - void ApplyClipDistances() const; - void ApplyPointSize() const; - void ApplyFragmentColorClamp() const; - void ApplyMultisample() const; - void ApplySRgb() const; - void ApplyCulling() const; - void ApplyColorMask() const; - void ApplyDepth() const; - void ApplyPrimitiveRestart() const; - void ApplyStencilTest() const; - void ApplyViewport() const; - void ApplyTargetBlending(std::size_t target, bool force) const; - void ApplyGlobalBlending() const; - void ApplyBlending() const; - void ApplyLogicOp() const; - void ApplyTextures() const; - void ApplySamplers() const; - void ApplyImages() const; - void ApplyDepthClamp() const; - void ApplyPolygonOffset() const; - void ApplyAlphaTest() const; - - /// Set the initial OpenGL state - static void ApplyDefaultState(); + void ApplyFramebufferState(); + void ApplyVertexArrayState(); + void ApplyShaderProgram(); + void ApplyProgramPipeline(); + void ApplyClipDistances(); + void ApplyPointSize(); + void ApplyFragmentColorClamp(); + void ApplyMultisample(); + void ApplySRgb(); + void ApplyCulling(); + void ApplyColorMask(); + void ApplyDepth(); + void ApplyPrimitiveRestart(); + void ApplyStencilTest(); + void ApplyViewport(); + void ApplyTargetBlending(std::size_t target, bool force); + void ApplyGlobalBlending(); + void ApplyBlending(); + void ApplyLogicOp(); + void ApplyTextures(); + void ApplySamplers(); + void ApplyImages(); + void ApplyDepthClamp(); + void ApplyPolygonOffset(); + void ApplyAlphaTest(); /// Resets any references to the given resource OpenGLState& UnbindTexture(GLuint handle); @@ -253,5 +228,6 @@ private: bool color_mask; } dirty{}; }; +static_assert(std::is_trivially_copyable_v<OpenGLState>); } // namespace OpenGL |