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Merge pull request #345 from bunnei/blending 

renderer_opengl: Implement BlendEquation and BlendFunc.
nce_cpp
bunnei 8 years ago
committed by GitHub
parent
0f02c41f18 4d9c441bef
commit
6417769db0
6 changed files with 140 additions and 7 deletions
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  1. 4
      src/video_core/engines/maxwell_3d.cpp
  2. 48
      src/video_core/engines/maxwell_3d.h
  3. 2
      src/video_core/rasterizer_interface.h
  4. 27
      src/video_core/renderer_opengl/gl_rasterizer.cpp
  5. 2
      src/video_core/renderer_opengl/gl_rasterizer.h
  6. 64
      src/video_core/renderer_opengl/maxwell_to_gl.h

4
src/video_core/engines/maxwell_3d.cpp
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@ -74,8 +74,6 @@ void Maxwell3D::WriteReg(u32 method, u32 value, u32 remaining_params) {
regs.reg_array[method] = value;
#define MAXWELL3D_REG_INDEX(field_name) (offsetof(Regs, field_name) / sizeof(u32))
switch (method) {
case MAXWELL3D_REG_INDEX(code_address.code_address_high):
case MAXWELL3D_REG_INDEX(code_address.code_address_low): {
@ -136,7 +134,7 @@ void Maxwell3D::WriteReg(u32 method, u32 value, u32 remaining_params) {
break;
}
#undef MAXWELL3D_REG_INDEX
VideoCore::g_renderer->Rasterizer()->NotifyMaxwellRegisterChanged(method);
if (debug_context) {
debug_context->OnEvent(Tegra::DebugContext::Event::MaxwellCommandProcessed, nullptr);

48
src/video_core/engines/maxwell_3d.h
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@ -20,6 +20,9 @@
namespace Tegra {
namespace Engines {
#define MAXWELL3D_REG_INDEX(field_name) \
(offsetof(Tegra::Engines::Maxwell3D::Regs, field_name) / sizeof(u32))
class Maxwell3D final {
public:
explicit Maxwell3D(MemoryManager& memory_manager);
@ -254,6 +257,46 @@ public:
UnsignedInt = 0x2,
};
struct Blend {
enum class Equation : u32 {
Add = 1,
Subtract = 2,
ReverseSubtract = 3,
Min = 4,
Max = 5,
};
enum class Factor : u32 {
Zero = 0x1,
One = 0x2,
SourceColor = 0x3,
OneMinusSourceColor = 0x4,
SourceAlpha = 0x5,
OneMinusSourceAlpha = 0x6,
DestAlpha = 0x7,
OneMinusDestAlpha = 0x8,
DestColor = 0x9,
OneMinusDestColor = 0xa,
SourceAlphaSaturate = 0xb,
Source1Color = 0x10,
OneMinusSource1Color = 0x11,
Source1Alpha = 0x12,
OneMinusSource1Alpha = 0x13,
ConstantColor = 0x61,
OneMinusConstantColor = 0x62,
ConstantAlpha = 0x63,
OneMinusConstantAlpha = 0x64,
};
u32 separate_alpha;
Equation equation_rgb;
Factor factor_source_rgb;
Factor factor_dest_rgb;
Equation equation_a;
Factor factor_source_a;
Factor factor_dest_a;
};
union {
struct {
INSERT_PADDING_WORDS(0x200);
@ -451,7 +494,9 @@ public:
}
} vertex_array[NumVertexArrays];
INSERT_PADDING_WORDS(0x40);
Blend blend;
INSERT_PADDING_WORDS(0x39);
struct {
u32 limit_high;
@ -616,6 +661,7 @@ ASSERT_REG_POSITION(draw, 0x585);
ASSERT_REG_POSITION(index_array, 0x5F2);
ASSERT_REG_POSITION(query, 0x6C0);
ASSERT_REG_POSITION(vertex_array[0], 0x700);
ASSERT_REG_POSITION(blend, 0x780);
ASSERT_REG_POSITION(vertex_array_limit[0], 0x7C0);
ASSERT_REG_POSITION(shader_config[0], 0x800);
ASSERT_REG_POSITION(const_buffer, 0x8E0);

2
src/video_core/rasterizer_interface.h
View File

@ -19,7 +19,7 @@ public:
virtual void DrawArrays() = 0;
/// Notify rasterizer that the specified Maxwell register has been changed
virtual void NotifyMaxwellRegisterChanged(u32 id) = 0;
virtual void NotifyMaxwellRegisterChanged(u32 method) = 0;
/// Notify rasterizer that all caches should be flushed to Switch memory
virtual void FlushAll() = 0;

27
src/video_core/renderer_opengl/gl_rasterizer.cpp
View File

@ -446,7 +446,32 @@ void RasterizerOpenGL::BindTextures() {
}
}
void RasterizerOpenGL::NotifyMaxwellRegisterChanged(u32 id) {}
void RasterizerOpenGL::NotifyMaxwellRegisterChanged(u32 method) {
const auto& regs = Core::System().GetInstance().GPU().Maxwell3D().regs;
switch (method) {
case MAXWELL3D_REG_INDEX(blend.separate_alpha):
ASSERT_MSG(false, "unimplemented");
break;
case MAXWELL3D_REG_INDEX(blend.equation_rgb):
state.blend.rgb_equation = MaxwellToGL::BlendEquation(regs.blend.equation_rgb);
break;
case MAXWELL3D_REG_INDEX(blend.factor_source_rgb):
state.blend.src_rgb_func = MaxwellToGL::BlendFunc(regs.blend.factor_source_rgb);
break;
case MAXWELL3D_REG_INDEX(blend.factor_dest_rgb):
state.blend.dst_rgb_func = MaxwellToGL::BlendFunc(regs.blend.factor_dest_rgb);
break;
case MAXWELL3D_REG_INDEX(blend.equation_a):
state.blend.a_equation = MaxwellToGL::BlendEquation(regs.blend.equation_a);
break;
case MAXWELL3D_REG_INDEX(blend.factor_source_a):
state.blend.src_a_func = MaxwellToGL::BlendFunc(regs.blend.factor_source_a);
break;
case MAXWELL3D_REG_INDEX(blend.factor_dest_a):
state.blend.dst_a_func = MaxwellToGL::BlendFunc(regs.blend.factor_dest_a);
break;
}
}
void RasterizerOpenGL::FlushAll() {
MICROPROFILE_SCOPE(OpenGL_CacheManagement);

2
src/video_core/renderer_opengl/gl_rasterizer.h
View File

@ -32,7 +32,7 @@ public:
~RasterizerOpenGL() override;
void DrawArrays() override;
void NotifyMaxwellRegisterChanged(u32 id) override;
void NotifyMaxwellRegisterChanged(u32 method) override;
void FlushAll() override;
void FlushRegion(VAddr addr, u64 size) override;
void InvalidateRegion(VAddr addr, u64 size) override;

64
src/video_core/renderer_opengl/maxwell_to_gl.h
View File

@ -102,4 +102,68 @@ inline GLenum WrapMode(Tegra::Texture::WrapMode wrap_mode) {
return {};
}
inline GLenum BlendEquation(Maxwell::Blend::Equation equation) {
switch (equation) {
case Maxwell::Blend::Equation::Add:
return GL_FUNC_ADD;
case Maxwell::Blend::Equation::Subtract:
return GL_FUNC_SUBTRACT;
case Maxwell::Blend::Equation::ReverseSubtract:
return GL_FUNC_REVERSE_SUBTRACT;
case Maxwell::Blend::Equation::Min:
return GL_MIN;
case Maxwell::Blend::Equation::Max:
return GL_MAX;
}
NGLOG_CRITICAL(Render_OpenGL, "Unimplemented blend equation={}", static_cast<u32>(equation));
UNREACHABLE();
return {};
}
inline GLenum BlendFunc(Maxwell::Blend::Factor factor) {
switch (factor) {
case Maxwell::Blend::Factor::Zero:
return GL_ZERO;
case Maxwell::Blend::Factor::One:
return GL_ONE;
case Maxwell::Blend::Factor::SourceColor:
return GL_SRC_COLOR;
case Maxwell::Blend::Factor::OneMinusSourceColor:
return GL_ONE_MINUS_SRC_COLOR;
case Maxwell::Blend::Factor::SourceAlpha:
return GL_SRC_ALPHA;
case Maxwell::Blend::Factor::OneMinusSourceAlpha:
return GL_ONE_MINUS_SRC_ALPHA;
case Maxwell::Blend::Factor::DestAlpha:
return GL_DST_ALPHA;
case Maxwell::Blend::Factor::OneMinusDestAlpha:
return GL_ONE_MINUS_DST_ALPHA;
case Maxwell::Blend::Factor::DestColor:
return GL_DST_COLOR;
case Maxwell::Blend::Factor::OneMinusDestColor:
return GL_ONE_MINUS_DST_COLOR;
case Maxwell::Blend::Factor::SourceAlphaSaturate:
return GL_SRC_ALPHA_SATURATE;
case Maxwell::Blend::Factor::Source1Color:
return GL_SRC1_COLOR;
case Maxwell::Blend::Factor::OneMinusSource1Color:
return GL_ONE_MINUS_SRC1_COLOR;
case Maxwell::Blend::Factor::Source1Alpha:
return GL_SRC1_ALPHA;
case Maxwell::Blend::Factor::OneMinusSource1Alpha:
return GL_ONE_MINUS_SRC1_ALPHA;
case Maxwell::Blend::Factor::ConstantColor:
return GL_CONSTANT_COLOR;
case Maxwell::Blend::Factor::OneMinusConstantColor:
return GL_ONE_MINUS_CONSTANT_COLOR;
case Maxwell::Blend::Factor::ConstantAlpha:
return GL_CONSTANT_ALPHA;
case Maxwell::Blend::Factor::OneMinusConstantAlpha:
return GL_ONE_MINUS_CONSTANT_ALPHA;
}
NGLOG_CRITICAL(Render_OpenGL, "Unimplemented blend factor={}", static_cast<u32>(factor));
UNREACHABLE();
return {};
}
} // namespace MaxwellToGL
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