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Implement multi-target viewports and blending

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This commit is contained in:
Rodolfo Bogado 2018-11-02 00:21:25 -03:00
parent 38c1c500ab
commit 145ae36963
6 changed files with 258 additions and 127 deletions
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16
src/video_core/engines/maxwell_3d.cpp
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@ -37,6 +37,22 @@ void Maxwell3D::InitializeRegisterDefaults() {
regs.viewport[viewport].depth_range_near = 0.0f;
regs.viewport[viewport].depth_range_far = 1.0f;
}
// Doom and Bomberman seems to use the uninitialized registers and just enable blend
// so initialize blend registers with sane values
regs.blend.equation_rgb = Regs::Blend::Equation::Add;
regs.blend.factor_source_rgb = Regs::Blend::Factor::One;
regs.blend.factor_dest_rgb = Regs::Blend::Factor::Zero;
regs.blend.equation_a = Regs::Blend::Equation::Add;
regs.blend.factor_source_a = Regs::Blend::Factor::One;
regs.blend.factor_dest_a = Regs::Blend::Factor::Zero;
for (std::size_t blend_index = 0; blend_index < Regs::NumRenderTargets; blend_index++) {
regs.independent_blend[blend_index].equation_rgb = Regs::Blend::Equation::Add;
regs.independent_blend[blend_index].factor_source_rgb = Regs::Blend::Factor::One;
regs.independent_blend[blend_index].factor_dest_rgb = Regs::Blend::Factor::Zero;
regs.independent_blend[blend_index].equation_a = Regs::Blend::Equation::Add;
regs.independent_blend[blend_index].factor_source_a = Regs::Blend::Factor::One;
regs.independent_blend[blend_index].factor_dest_a = Regs::Blend::Factor::Zero;
}
}
void Maxwell3D::CallMacroMethod(u32 method, std::vector<u32> parameters) {

14
src/video_core/engines/maxwell_3d.h
View file

@ -646,8 +646,14 @@ public:
ComparisonOp depth_test_func;
float alpha_test_ref;
ComparisonOp alpha_test_func;
INSERT_PADDING_WORDS(0x9);
u32 draw_tfb_stride;
struct {
float r;
float g;
float b;
float a;
} blend_color;
INSERT_PADDING_WORDS(0x4);
struct {
u32 separate_alpha;
@ -1087,6 +1093,10 @@ ASSERT_REG_POSITION(depth_write_enabled, 0x4BA);
ASSERT_REG_POSITION(alpha_test_enabled, 0x4BB);
ASSERT_REG_POSITION(d3d_cull_mode, 0x4C2);
ASSERT_REG_POSITION(depth_test_func, 0x4C3);
ASSERT_REG_POSITION(alpha_test_ref, 0x4C4);
ASSERT_REG_POSITION(alpha_test_func, 0x4C5);
ASSERT_REG_POSITION(draw_tfb_stride, 0x4C6);
ASSERT_REG_POSITION(blend_color, 0x4C7);
ASSERT_REG_POSITION(blend, 0x4CF);
ASSERT_REG_POSITION(stencil_enable, 0x4E0);
ASSERT_REG_POSITION(stencil_front_op_fail, 0x4E1);