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LibGL+LibSoftGPU: Implement the stencil buffer

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This implements an 8-bit front stencil buffer. Stencil operations are
SIMD optimized. LibGL changes include:

* New `glStencilMask` and `glStencilMaskSeparate` functions
* New context parameter `GL_STENCIL_CLEAR_VALUE`
This commit is contained in:
Jelle Raaijmakers 2022-01-16 22:48:46 +01:00 • committed by Andreas Kling
parent 6386671944
commit 11c807ebd1
13 changed files with 430 additions and 77 deletions
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7
Userland/Libraries/LibGL/GLStencil.cpp
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@ -36,5 +36,10 @@ void glStencilOpSeparate(GLenum face, GLenum sfail, GLenum dpfail, GLenum dppass
void glStencilMask(GLuint mask)
{
dbgln("(STUBBED) glStencilMask(0x{:08x})", mask);
g_gl_context->gl_stencil_mask_separate(GL_FRONT_AND_BACK, mask);
}
void glStencilMaskSeparate(GLenum face, GLuint mask)
{
g_gl_context->gl_stencil_mask_separate(face, mask);
}