HWRenderer: Added a workaround for the Intel Windows driver bug that causes glTexSubImage2D to not change the stencil buffer.
Reported here https://communities.intel.com/message/324464
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@ -869,8 +869,15 @@ void RasterizerOpenGL::ReloadDepthBuffer() {
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state.Apply();
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glActiveTexture(GL_TEXTURE0);
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if (fb_depth_texture.format == Pica::Regs::DepthFormat::D24S8) {
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// TODO(Subv): There is a bug with Intel Windows drivers that makes glTexSubImage2D not change the stencil buffer.
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// The bug has been reported to Intel (https://communities.intel.com/message/324464)
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glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH24_STENCIL8, fb_depth_texture.width, fb_depth_texture.height, 0,
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GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, temp_fb_depth_buffer.get());
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} else {
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glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, fb_depth_texture.width, fb_depth_texture.height,
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fb_depth_texture.gl_format, fb_depth_texture.gl_type, temp_fb_depth_buffer.get());
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}
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state.texture_units[0].texture_2d = 0;
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state.Apply();
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