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Disable LOD emulation on GLES2 devices that can't support it

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This commit is contained in:
Logan McNaughton 2017-03-18 23:05:10 -06:00
parent 7d47207d34
commit d87ad2c3d6
2 changed files with 10 additions and 2 deletions
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6
src/Graphics/OpenGLContext/GLSL/glsl_CombinerProgramBuilder.cpp
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@ -415,8 +415,10 @@ public:
{
if (_glinfo.isGLES2) {
m_part = "#version 100 \n";
m_part += "#extension GL_EXT_shader_texture_lod : enable \n";
m_part += "#extension GL_OES_standard_derivatives : enable \n";
if (config.generalEmulation.enableLOD) {
m_part += "#extension GL_EXT_shader_texture_lod : enable \n";
m_part += "#extension GL_OES_standard_derivatives : enable \n";
}
m_part +=
"#if (__VERSION__ > 120) \n"
"# define IN in \n"

6
src/Graphics/OpenGLContext/opengl_GLInfo.cpp
View File

@ -75,4 +75,10 @@ void GLInfo::init() {
LOG(LOG_WARNING, "Async color buffer copies are not supported on GLES2\n");
}
#endif
if (isGLES2 && config.generalEmulation.enableLOD) {
if (!Utils::isExtensionSupported(*this, "GL_EXT_shader_texture_lod") || !Utils::isExtensionSupported(*this, "GL_OES_standard_derivatives")) {
config.generalEmulation.enableLOD = 0;
LOG(LOG_WARNING, "LOD emulation not possible on this device\n");
}
}
}