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GL: Ported the SamplerInfo struct from citra.

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This commit is contained in:
Subv 2018-03-26 21:42:54 -05:00 committed by James Rowe
parent 0171ec606b
commit ca96b04a0c
2 changed files with 59 additions and 1 deletions
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39
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@ -452,6 +452,45 @@ bool RasterizerOpenGL::AccelerateDisplay(const Tegra::FramebufferConfig& framebu
return true;
}
void RasterizerOpenGL::SamplerInfo::Create() {
sampler.Create();
mag_filter = min_filter = Tegra::Texture::TextureFilter::Linear;
wrap_u = wrap_v = Tegra::Texture::WrapMode::Wrap;
border_color_r = border_color_g = border_color_b = border_color_a = 0;
// default is GL_LINEAR_MIPMAP_LINEAR
glSamplerParameteri(sampler.handle, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
// Other attributes have correct defaults
}
void RasterizerOpenGL::SamplerInfo::SyncWithConfig(const Tegra::Texture::TSCEntry& config) {
GLuint s = sampler.handle;
if (mag_filter != config.mag_filter) {
mag_filter = config.mag_filter;
glSamplerParameteri(s, GL_TEXTURE_MAG_FILTER, MaxwellToGL::TextureFilterMode(mag_filter));
}
if (min_filter != config.min_filter) {
min_filter = config.min_filter;
glSamplerParameteri(s, GL_TEXTURE_MIN_FILTER, MaxwellToGL::TextureFilterMode(min_filter));
}
if (wrap_u != config.wrap_u) {
wrap_u = config.wrap_u;
glSamplerParameteri(s, GL_TEXTURE_WRAP_S, MaxwellToGL::WrapMode(wrap_u));
}
if (wrap_v != config.wrap_v) {
wrap_v = config.wrap_v;
glSamplerParameteri(s, GL_TEXTURE_WRAP_T, MaxwellToGL::WrapMode(wrap_v));
}
if (wrap_u == Tegra::Texture::WrapMode::Border || wrap_v == Tegra::Texture::WrapMode::Border) {
// TODO(Subv): Implement border color
ASSERT(false);
}
}
void RasterizerOpenGL::SetShader() {
// TODO(bunnei): The below sets up a static test shader for passing untransformed vertices to
// OpenGL for rendering. This should be removed/replaced when we start emulating Maxwell

21
src/video_core/renderer_opengl/gl_rasterizer.h
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@ -85,7 +85,26 @@ public:
"FSUniformData structure must be less than 16kb as per the OpenGL spec");
private:
struct SamplerInfo {};
class SamplerInfo {
public:
OGLSampler sampler;
/// Creates the sampler object, initializing its state so that it's in sync with the
/// SamplerInfo struct.
void Create();
/// Syncs the sampler object with the config, updating any necessary state.
void SyncWithConfig(const Tegra::Texture::TSCEntry& config);
private:
Tegra::Texture::TextureFilter mag_filter;
Tegra::Texture::TextureFilter min_filter;
Tegra::Texture::WrapMode wrap_u;
Tegra::Texture::WrapMode wrap_v;
u32 border_color_r;
u32 border_color_g;
u32 border_color_b;
u32 border_color_a;
};
/// Binds the framebuffer color and depth surface
void BindFramebufferSurfaces(const Surface& color_surface, const Surface& depth_surface,