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gl_rasterizer: implement mipmap

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This commit is contained in:
wwylele
2018-07-02 12:55:04 +03:00
committed by Weiyi Wang
parent acaca4188e
commit ca78d34933
6 changed files with 163 additions and 47 deletions
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32
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@@ -1555,13 +1555,16 @@ bool RasterizerOpenGL::AccelerateDisplay(const GPU::Regs::FramebufferConfig& con
void RasterizerOpenGL::SamplerInfo::Create() {
sampler.Create();
mag_filter = min_filter = TextureConfig::Linear;
mag_filter = min_filter = mip_filter = TextureConfig::Linear;
wrap_s = wrap_t = TextureConfig::Repeat;
border_color = 0;
lod_min = lod_max = 0;
lod_bias = 0;
// default is GL_LINEAR_MIPMAP_LINEAR
glSamplerParameteri(sampler.handle, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
// default is 1000 and -1000
// Other attributes have correct defaults
glSamplerParameterf(sampler.handle, GL_TEXTURE_MAX_LOD, lod_max);
glSamplerParameterf(sampler.handle, GL_TEXTURE_MIN_LOD, lod_min);
}
void RasterizerOpenGL::SamplerInfo::SyncWithConfig(
@@ -1571,11 +1574,13 @@ void RasterizerOpenGL::SamplerInfo::SyncWithConfig(
if (mag_filter != config.mag_filter) {
mag_filter = config.mag_filter;
glSamplerParameteri(s, GL_TEXTURE_MAG_FILTER, PicaToGL::TextureFilterMode(mag_filter));
glSamplerParameteri(s, GL_TEXTURE_MAG_FILTER, PicaToGL::TextureMagFilterMode(mag_filter));
}
if (min_filter != config.min_filter) {
if (min_filter != config.min_filter || mip_filter != config.mip_filter) {
min_filter = config.min_filter;
glSamplerParameteri(s, GL_TEXTURE_MIN_FILTER, PicaToGL::TextureFilterMode(min_filter));
mip_filter = config.mip_filter;
glSamplerParameteri(s, GL_TEXTURE_MIN_FILTER,
PicaToGL::TextureMinFilterMode(min_filter, mip_filter));
}
if (wrap_s != config.wrap_s) {
@@ -1594,6 +1599,21 @@ void RasterizerOpenGL::SamplerInfo::SyncWithConfig(
glSamplerParameterfv(s, GL_TEXTURE_BORDER_COLOR, gl_color.data());
}
}
if (lod_min != config.lod.min_level) {
lod_min = config.lod.min_level;
glSamplerParameterf(s, GL_TEXTURE_MIN_LOD, lod_min);
}
if (lod_max != config.lod.max_level) {
lod_max = config.lod.max_level;
glSamplerParameterf(s, GL_TEXTURE_MAX_LOD, lod_max);
}
if (lod_bias != config.lod.bias) {
lod_bias = config.lod.bias;
glSamplerParameterf(s, GL_TEXTURE_LOD_BIAS, lod_bias / 256.0f);
}
}
void RasterizerOpenGL::SetShader() {