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GPU: Synchronize the blend state on every draw call.

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Only independent blending on render target 0 is implemented for now.

This fixes the elongated squids in Splatoon 2's boot screen.
This commit is contained in:
Subv 2018-06-08 17:05:52 -05:00
parent c712dafaee
commit c011b6f67e
2 changed files with 20 additions and 16 deletions
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26
src/video_core/renderer_opengl/gl_rasterizer.cpp
View File

@ -349,6 +349,9 @@ void RasterizerOpenGL::DrawArrays() {
// Sync the viewport
SyncViewport(surfaces_rect, res_scale);
// Sync the blend state registers
SyncBlendState();
// TODO(bunnei): Sync framebuffer_scale uniform here
// TODO(bunnei): Sync scissorbox uniform(s) here
@ -735,14 +738,21 @@ void RasterizerOpenGL::SyncDepthOffset() {
UNREACHABLE();
}
void RasterizerOpenGL::SyncBlendEnabled() {
UNREACHABLE();
}
void RasterizerOpenGL::SyncBlendState() {
const auto& regs = Core::System().GetInstance().GPU().Maxwell3D().regs;
ASSERT_MSG(regs.independent_blend_enable == 1, "Only independent blending is implemented");
void RasterizerOpenGL::SyncBlendFuncs() {
UNREACHABLE();
}
// TODO(Subv): Support more than just render target 0.
state.blend.enabled = regs.blend.enable[0] != 0;
void RasterizerOpenGL::SyncBlendColor() {
UNREACHABLE();
if (!state.blend.enabled)
return;
ASSERT_MSG(!regs.independent_blend[0].separate_alpha, "Unimplemented");
state.blend.rgb_equation = MaxwellToGL::BlendEquation(regs.independent_blend[0].equation_rgb);
state.blend.src_rgb_func = MaxwellToGL::BlendFunc(regs.independent_blend[0].factor_source_rgb);
state.blend.dst_rgb_func = MaxwellToGL::BlendFunc(regs.independent_blend[0].factor_dest_rgb);
state.blend.a_equation = MaxwellToGL::BlendEquation(regs.independent_blend[0].equation_a);
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);
}

10
src/video_core/renderer_opengl/gl_rasterizer.h
View File

@ -121,14 +121,8 @@ private:
/// Syncs the depth offset to match the guest state
void SyncDepthOffset();
/// Syncs the blend enabled status to match the guest state
void SyncBlendEnabled();
/// Syncs the blend functions to match the guest state
void SyncBlendFuncs();
/// Syncs the blend color to match the guest state
void SyncBlendColor();
/// Syncs the blend state to match the guest state
void SyncBlendState();
bool has_ARB_buffer_storage;
bool has_ARB_direct_state_access;