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Set anisotropy in textures to 1.0 on GL if driver doesn't support it

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baldurk
2021-03-01 15:16:27 +00:00
parent 612b7fed72
commit 741b2c1671
1 changed files with 6 additions and 2 deletions
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renderdoc/driver/gl/gl_initstate.cpp
+6 -2
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@@ -414,6 +414,8 @@ void GLResourceManager::ContextPrepare_InitialState(GLResource res)
if(HasExt[ARB_texture_filter_anisotropic])
GL.glGetSamplerParameterfv(res.name, eGL_TEXTURE_MAX_ANISOTROPY, &data.maxAniso);
else
data.maxAniso = 1.0f;
// technically border color has been in since GL 1.0, but since this extension was really
// early and dovetails nicely with OES_texture_border_color which added both border colors and
@@ -716,6 +718,8 @@ void GLResourceManager::PrepareTextureInitialContents(ResourceId liveid, Resourc
if(HasExt[ARB_texture_filter_anisotropic])
GL.glGetTextureParameterfvEXT(res.name, details.curType, eGL_TEXTURE_MAX_ANISOTROPY,
&state.maxAniso);
else
state.maxAniso = 1.0f;
// CLAMP isn't supported (border texels gone), assume they meant CLAMP_TO_EDGE
if(state.wrap[0] == eGL_CLAMP)
@@ -2155,7 +2159,7 @@ void GLResourceManager::Apply_InitialState(GLResource live, const GLInitialConte
GL.glTextureParameterfvEXT(live.name, details.curType, eGL_TEXTURE_LOD_BIAS,
&state.lodBias);
if(HasExt[ARB_texture_filter_anisotropic])
if(HasExt[ARB_texture_filter_anisotropic] && state.maxAniso >= 1.0f)
GL.glTextureParameterfvEXT(live.name, details.curType, eGL_TEXTURE_MAX_ANISOTROPY,
&state.maxAniso);
if(details.curType != eGL_TEXTURE_RECTANGLE)
@@ -2390,7 +2394,7 @@ void GLResourceManager::Apply_InitialState(GLResource live, const GLInitialConte
GL.glSamplerParameterf(live.name, eGL_TEXTURE_MAX_LOD, data.maxLod);
if(!IsGLES)
GL.glSamplerParameterf(live.name, eGL_TEXTURE_LOD_BIAS, data.lodBias);
if(HasExt[ARB_texture_filter_anisotropic])
if(HasExt[ARB_texture_filter_anisotropic] && data.maxAniso >= 1.0f)
GL.glSamplerParameterf(live.name, eGL_TEXTURE_MAX_ANISOTROPY, data.maxAniso);
// see fetch in PrepareTextureInitialContents