diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index fe1f55e85..a8669efdf 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -449,6 +449,7 @@ void RasterizerOpenGL::DrawArrays() { SyncDepthTestState(); SyncBlendState(); + SyncLogicOpState(); SyncCullMode(); // TODO(bunnei): Sync framebuffer_scale uniform here @@ -847,6 +848,9 @@ void RasterizerOpenGL::SyncBlendState() { if (!state.blend.enabled) return; + ASSERT_MSG(regs.logic_op.enable == 0, + "Blending and logic op can't be enabled at the same time."); + ASSERT_MSG(regs.independent_blend_enable == 1, "Only independent blending is implemented"); ASSERT_MSG(!regs.independent_blend[0].separate_alpha, "Unimplemented"); state.blend.rgb_equation = MaxwellToGL::BlendEquation(regs.independent_blend[0].equation_rgb); @@ -856,3 +860,17 @@ void RasterizerOpenGL::SyncBlendState() { state.blend.src_a_func = MaxwellToGL::BlendFunc(regs.independent_blend[0].factor_source_a); state.blend.dst_a_func = MaxwellToGL::BlendFunc(regs.independent_blend[0].factor_dest_a); } + +void RasterizerOpenGL::SyncLogicOpState() { + const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs; + + // TODO(Subv): Support more than just render target 0. + state.logic_op.enabled = regs.logic_op.enable != 0; + + if (!state.logic_op.enabled) + return; + + ASSERT_MSG(regs.blend.enable == 0, "Blending and logic op can't be enabled at the same time."); + + state.logic_op.operation = MaxwellToGL::LogicOp(regs.logic_op.operation); +} diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h index 74307f626..0cca7d760 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.h +++ b/src/video_core/renderer_opengl/gl_rasterizer.h @@ -141,6 +141,9 @@ private: /// Syncs the blend state to match the guest state void SyncBlendState(); + /// Syncs the LogicOp state to match the guest state + void SyncLogicOpState(); + bool has_ARB_direct_state_access = false; bool has_ARB_separate_shader_objects = false; bool has_ARB_vertex_attrib_binding = false; diff --git a/src/video_core/renderer_opengl/maxwell_to_gl.h b/src/video_core/renderer_opengl/maxwell_to_gl.h index 5d91a0c2f..ff2f7b8b6 100644 --- a/src/video_core/renderer_opengl/maxwell_to_gl.h +++ b/src/video_core/renderer_opengl/maxwell_to_gl.h @@ -317,4 +317,44 @@ inline GLenum CullFace(Maxwell::Cull::CullFace cull_face) { return {}; } +inline GLenum LogicOp(Maxwell::LogicOperation operation) { + switch (operation) { + case Maxwell::LogicOperation::Clear: + return GL_CLEAR; + case Maxwell::LogicOperation::And: + return GL_AND; + case Maxwell::LogicOperation::AndReverse: + return GL_AND_REVERSE; + case Maxwell::LogicOperation::Copy: + return GL_COPY; + case Maxwell::LogicOperation::AndInverted: + return GL_AND_INVERTED; + case Maxwell::LogicOperation::NoOp: + return GL_NOOP; + case Maxwell::LogicOperation::Xor: + return GL_XOR; + case Maxwell::LogicOperation::Or: + return GL_OR; + case Maxwell::LogicOperation::Nor: + return GL_NOR; + case Maxwell::LogicOperation::Equiv: + return GL_EQUIV; + case Maxwell::LogicOperation::Invert: + return GL_INVERT; + case Maxwell::LogicOperation::OrReverse: + return GL_OR_REVERSE; + case Maxwell::LogicOperation::CopyInverted: + return GL_COPY_INVERTED; + case Maxwell::LogicOperation::OrInverted: + return GL_OR_INVERTED; + case Maxwell::LogicOperation::Nand: + return GL_NAND; + case Maxwell::LogicOperation::Set: + return GL_SET; + } + LOG_CRITICAL(Render_OpenGL, "Unimplemented logic operation={}", static_cast(operation)); + UNREACHABLE(); + return {}; +} + } // namespace MaxwellToGL