diff options
Diffstat (limited to 'backends/graphics/opengl/context.cpp')
| -rw-r--r-- | backends/graphics/opengl/context.cpp | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/backends/graphics/opengl/context.cpp b/backends/graphics/opengl/context.cpp index 764cabcbde..618be07a57 100644 --- a/backends/graphics/opengl/context.cpp +++ b/backends/graphics/opengl/context.cpp @@ -74,14 +74,35 @@ void OpenGLGraphicsManager::initializeGLContext() { const char *extString = (const char *)g_context.glGetString(GL_EXTENSIONS); +#if !USE_FORCED_GLES && !USE_FORCED_GLES2 + bool ARBShaderObjects = false; + bool ARBShadingLanguage100 = false; + bool ARBVertexShader = false; + bool ARBFragmentShader = false; +#endif + Common::StringTokenizer tokenizer(extString, " "); while (!tokenizer.empty()) { Common::String token = tokenizer.nextToken(); if (token == "GL_ARB_texture_non_power_of_two") { g_context.NPOTSupported = true; +#if !USE_FORCED_GLES && !USE_FORCED_GLES2 + } else if (token == "GL_ARB_shader_objects") { + ARBShaderObjects = true; + } else if (token == "GL_ARB_shading_language_100") { + ARBShadingLanguage100 = true; + } else if (token == "GL_ARB_vertex_shader") { + ARBVertexShader = true; + } else if (token == "GL_ARB_fragment_shader") { + ARBFragmentShader = true; +#endif } } + +#if !USE_FORCED_GLES && !USE_FORCED_GLES2 + g_context.shadersSupported = ARBShaderObjects & ARBShadingLanguage100 & ARBVertexShader & ARBFragmentShader; +#endif } } // End of namespace OpenGL |