diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h index 32780fa9a7..f2d69814ee 100644 --- a/src/video_core/engines/maxwell_3d.h +++ b/src/video_core/engines/maxwell_3d.h @@ -706,7 +706,9 @@ public: u32 stencil_front_func_mask; u32 stencil_front_mask; - INSERT_PADDING_WORDS(0x3); + INSERT_PADDING_WORDS(0x2); + + u32 frag_color_clamp; union { BitField<4, 1, u32> triangle_rast_flip; @@ -1142,6 +1144,7 @@ ASSERT_REG_POSITION(stencil_front_func_func, 0x4E4); ASSERT_REG_POSITION(stencil_front_func_ref, 0x4E5); ASSERT_REG_POSITION(stencil_front_func_mask, 0x4E6); ASSERT_REG_POSITION(stencil_front_mask, 0x4E7); +ASSERT_REG_POSITION(frag_color_clamp, 0x4EA); ASSERT_REG_POSITION(screen_y_control, 0x4EB); ASSERT_REG_POSITION(vb_element_base, 0x50D); ASSERT_REG_POSITION(point_size, 0x546); diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index 10d407bd29..98799056c4 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -582,6 +582,7 @@ void RasterizerOpenGL::DrawArrays() { ConfigureFramebuffers(state); SyncColorMask(); + SyncFragmentColorClampState(); SyncDepthTestState(); SyncStencilTestState(); SyncBlendState(); @@ -1032,6 +1033,11 @@ void RasterizerOpenGL::SyncColorMask() { } } +void RasterizerOpenGL::SyncFragmentColorClampState() { + const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs; + state.fragment_color_clamp.enabled = regs.frag_color_clamp != 0; +} + void RasterizerOpenGL::SyncBlendState() { const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs; diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h index 8ef0f6c129..d3fa0b6fcb 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.h +++ b/src/video_core/renderer_opengl/gl_rasterizer.h @@ -160,6 +160,9 @@ private: /// Syncs the LogicOp state to match the guest state void SyncLogicOpState(); + /// Syncs the the color clamp state + void SyncFragmentColorClampState(); + /// Syncs the scissor test state to match the guest state void SyncScissorTest(); diff --git a/src/video_core/renderer_opengl/gl_state.cpp b/src/video_core/renderer_opengl/gl_state.cpp index dd6d946e58..6998dd92b9 100644 --- a/src/video_core/renderer_opengl/gl_state.cpp +++ b/src/video_core/renderer_opengl/gl_state.cpp @@ -89,6 +89,7 @@ OpenGLState::OpenGLState() { clip_distance = {}; point.size = 1; + fragment_color_clamp.enabled = false; } void OpenGLState::ApplyDefaultState() { @@ -497,6 +498,12 @@ void OpenGLState::Apply() const { if (point.size != cur_state.point.size) { glPointSize(point.size); } + if (GLAD_GL_ARB_color_buffer_float) { + if (fragment_color_clamp.enabled != cur_state.fragment_color_clamp.enabled) { + glClampColor(GL_CLAMP_FRAGMENT_COLOR_ARB, + fragment_color_clamp.enabled ? GL_TRUE : GL_FALSE); + } + } ApplyColorMask(); ApplyViewport(); ApplyStencilTest(); diff --git a/src/video_core/renderer_opengl/gl_state.h b/src/video_core/renderer_opengl/gl_state.h index da487461f0..6079f6e0b0 100644 --- a/src/video_core/renderer_opengl/gl_state.h +++ b/src/video_core/renderer_opengl/gl_state.h @@ -39,6 +39,10 @@ public: bool enabled; // GL_FRAMEBUFFER_SRGB } framebuffer_srgb; + struct { + bool enabled; // GL_CLAMP_FRAGMENT_COLOR_ARB + } fragment_color_clamp; + struct { bool enabled; // viewports arrays are only supported when geometry shaders are enabled. } geometry_shaders;