mirrors/ladybird
0
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2025-08-16 15:30:09 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 9

LibSoftGPU: Remove OpenGL type for alpha test func

Browse source 
Replaces the OpenGL enum used for setting the alpha test func in
RasterizerOptions with out own enum.
This commit is contained in:
Stephan Unverwerth 2021-12-22 22:59:07 +01:00 • committed by Brian Gianforcaro
commit 40bd73bdef
Notes: sideshowbarker 2024-07-17 22:15:42 +09:00
3 changed files with 53 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

19
Userland/Libraries/LibSoftGPU/Device.cpp
View file

@ -396,11 +396,11 @@ static void rasterize_triangle(const RasterizerOptions& options, Gfx::Bitmap& re
}
}
if (options.enable_alpha_test && options.alpha_test_func != GL_ALWAYS) {
if (options.enable_alpha_test && options.alpha_test_func != AlphaTestFunction::Always) {
// FIXME: I'm not sure if this is the right place to test this.
// If we tested this right at the beginning of our rasterizer routine
// we could skip a lot of work but the GL spec might disagree.
if (options.alpha_test_func == GL_NEVER)
if (options.alpha_test_func == AlphaTestFunction::Never)
continue;
for (int y = 0; y < RASTERIZER_BLOCK_SIZE; y++) {
@ -412,24 +412,27 @@ static void rasterize_triangle(const RasterizerOptions& options, Gfx::Bitmap& re
bool passed = true;
switch (options.alpha_test_func) {
case GL_LESS:
case AlphaTestFunction::Less:
passed = src->w() < options.alpha_test_ref_value;
break;
case GL_EQUAL:
case AlphaTestFunction::Equal:
passed = src->w() == options.alpha_test_ref_value;
break;
case GL_LEQUAL:
case AlphaTestFunction::LessOrEqual:
passed = src->w() <= options.alpha_test_ref_value;
break;
case GL_GREATER:
case AlphaTestFunction::Greater:
passed = src->w() > options.alpha_test_ref_value;
break;
case GL_NOTEQUAL:
case AlphaTestFunction::NotEqual:
passed = src->w() != options.alpha_test_ref_value;
break;
case GL_GEQUAL:
case AlphaTestFunction::GreaterOrEqual:
passed = src->w() >= options.alpha_test_ref_value;
break;
case AlphaTestFunction::Never:
case AlphaTestFunction::Always:
VERIFY_NOT_REACHED();
}
if (!passed)