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[GL renderer] Add constant blend colour

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wheremyfoodat 2023-04-10 21:18:35 +03:00
parent 025231b037
commit 5a8416f87e
1 changed files with 6 additions and 12 deletions
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18
src/core/renderer_gl/renderer_gl.cpp
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@ -231,13 +231,6 @@ void Renderer::setupBlending() {
GL_SRC_ALPHA_SATURATE, GL_ONE
};
// Temporarily here until we add constant color/alpha
const auto panicIfUnimplementedFunc = [](const u32 func) {
auto x = blendingFuncs[func];
if (x == GL_CONSTANT_COLOR || x == GL_ONE_MINUS_CONSTANT_COLOR || x == GL_ALPHA || x == GL_ONE_MINUS_CONSTANT_ALPHA) [[unlikely]]
Helpers::panic("Unimplemented blending function!");
};
if (!blendingEnabled) {
OpenGL::disableBlend();
} else {
@ -254,11 +247,12 @@ void Renderer::setupBlending() {
const u32 alphaSourceFunc = (blendControl >> 24) & 0xf;
const u32 alphaDestFunc = (blendControl >> 28) & 0xf;
// Panic if one of the blending funcs is unimplemented
panicIfUnimplementedFunc(rgbSourceFunc);
panicIfUnimplementedFunc(rgbDestFunc);
panicIfUnimplementedFunc(alphaSourceFunc);
panicIfUnimplementedFunc(alphaDestFunc);
const u32 constantColor = regs[PICAInternalRegs::BlendColour];
const u32 r = constantColor & 0xff;
const u32 g = (constantColor >> 8) & 0xff;
const u32 b = (constantColor >> 16) & 0xff;
const u32 a = (constantColor >> 24) & 0xff;
OpenGL::setBlendColor(float(r) / 255.f, float(g) / 255.f, float(b) / 255.f, float(a) / 255.f);
// Translate equations and funcs to their GL equivalents and set them
glBlendEquationSeparate(blendingEquations[rgbEquation], blendingEquations[alphaEquation]);