OpenGL: Respect buffer-write allow registers

This commit is contained in:
Jannik Vogel 2016-04-01 15:50:30 +02:00
parent c6bbc41984
commit 35a92b4097
1 changed files with 28 additions and 6 deletions

View File

@ -290,6 +290,19 @@ void RasterizerOpenGL::NotifyPicaRegisterChanged(u32 id) {
SyncColorWriteMask();
break;
// Sync GL depth and stencil write mask
// (This is a dedicated combined depth / stencil write-enable register)
case PICA_REG_INDEX(framebuffer.allow_depth_stencil_write):
SyncDepthWriteMask();
SyncStencilWriteMask();
break;
// Sync GL color write mask
// (This is a dedicated color write-enable register)
case PICA_REG_INDEX(framebuffer.allow_color_write):
SyncColorWriteMask();
break;
// Logic op
case PICA_REG_INDEX(output_merger.logic_op):
SyncLogicOp();
@ -893,20 +906,29 @@ void RasterizerOpenGL::SyncLogicOp() {
void RasterizerOpenGL::SyncColorWriteMask() {
const auto& regs = Pica::g_state.regs;
state.color_mask.red_enabled = regs.output_merger.red_enable;
state.color_mask.green_enabled = regs.output_merger.green_enable;
state.color_mask.blue_enabled = regs.output_merger.blue_enable;
state.color_mask.alpha_enabled = regs.output_merger.alpha_enable;
auto IsColorWriteEnabled = [&](u32 value) {
return (regs.framebuffer.allow_color_write != 0 && value != 0) ? GL_TRUE : GL_FALSE;
};
state.color_mask.red_enabled = IsColorWriteEnabled(regs.output_merger.red_enable);
state.color_mask.green_enabled = IsColorWriteEnabled(regs.output_merger.green_enable);
state.color_mask.blue_enabled = IsColorWriteEnabled(regs.output_merger.blue_enable);
state.color_mask.alpha_enabled = IsColorWriteEnabled(regs.output_merger.alpha_enable);
}
void RasterizerOpenGL::SyncStencilWriteMask() {
const auto& regs = Pica::g_state.regs;
state.stencil.write_mask = regs.output_merger.stencil_test.write_mask;
state.stencil.write_mask = (regs.framebuffer.allow_depth_stencil_write != 0)
? static_cast<GLuint>(regs.output_merger.stencil_test.write_mask)
: 0;
}
void RasterizerOpenGL::SyncDepthWriteMask() {
const auto& regs = Pica::g_state.regs;
state.depth.write_mask = regs.output_merger.depth_write_enable ? GL_TRUE : GL_FALSE;
state.depth.write_mask = (regs.framebuffer.allow_depth_stencil_write != 0 && regs.output_merger.depth_write_enable)
? GL_TRUE
: GL_FALSE;
}
void RasterizerOpenGL::SyncStencilTest() {