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Rasterizer: Respect buffer-write allow registers
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@ -578,7 +578,17 @@ struct Regs {
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}
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struct {
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INSERT_PADDING_WORDS(0x6);
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INSERT_PADDING_WORDS(0x3);
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union {
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BitField<0, 4, u32> allow_color_write; // 0 = disable, else enable
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};
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INSERT_PADDING_WORDS(0x1);
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union {
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BitField<0, 2, u32> allow_depth_stencil_write; // 0 = disable, else enable
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};
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DepthFormat depth_format; // TODO: Should be a BitField!
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BitField<16, 3, ColorFormat> color_format;
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@ -809,7 +809,8 @@ static void ProcessTriangleInternal(const Shader::OutputVertex& v0,
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auto UpdateStencil = [stencil_test, x, y, &old_stencil](Pica::Regs::StencilAction action) {
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u8 new_stencil = PerformStencilAction(action, old_stencil, stencil_test.reference_value);
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SetStencil(x >> 4, y >> 4, (new_stencil & stencil_test.write_mask) | (old_stencil & ~stencil_test.write_mask));
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if (g_state.regs.framebuffer.allow_depth_stencil_write != 0)
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SetStencil(x >> 4, y >> 4, (new_stencil & stencil_test.write_mask) | (old_stencil & ~stencil_test.write_mask));
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};
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if (stencil_action_enable) {
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@ -909,7 +910,7 @@ static void ProcessTriangleInternal(const Shader::OutputVertex& v0,
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}
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}
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if (output_merger.depth_write_enable)
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if (regs.framebuffer.allow_depth_stencil_write != 0 && output_merger.depth_write_enable)
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SetDepth(x >> 4, y >> 4, z);
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// The stencil depth_pass action is executed even if depth testing is disabled
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@ -1133,7 +1134,8 @@ static void ProcessTriangleInternal(const Shader::OutputVertex& v0,
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output_merger.alpha_enable ? blend_output.a() : dest.a()
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};
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DrawPixel(x >> 4, y >> 4, result);
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if (regs.framebuffer.allow_color_write != 0)
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DrawPixel(x >> 4, y >> 4, result);
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}
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}
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}
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