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Add a GraphicsFeature support enum for 32 bit index buffers.

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Some old OpenGL ES 2 systems don't support them.
This commit is contained in:
Alex Szpakowski
2022-01-03 16:09:38 -04:00
parent ac8f5374c2
commit 42e8df1489
4 changed files with 8 additions and 2 deletions
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src/modules/graphics/opengl/Graphics.cpp
+2 -1
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@@ -1639,11 +1639,12 @@ void Graphics::initCapabilities()
capabilities.features[FEATURE_GLSL4] = GLAD_ES_VERSION_3_1 || (gl.isCoreProfile() && GLAD_VERSION_4_3);
capabilities.features[FEATURE_INSTANCING] = gl.isInstancingSupported();
capabilities.features[FEATURE_TEXEL_BUFFER] = gl.isBufferUsageSupported(BUFFERUSAGE_TEXEL);
capabilities.features[FEATURE_INDEX_BUFFER_32BIT] = GLAD_VERSION_1_1 || GLAD_ES_VERSION_3_0 || GLAD_OES_element_index_uint;
capabilities.features[FEATURE_COPY_BUFFER] = gl.isCopyBufferSupported();
capabilities.features[FEATURE_COPY_BUFFER_TO_TEXTURE] = gl.isCopyBufferToTextureSupported();
capabilities.features[FEATURE_COPY_TEXTURE_TO_BUFFER] = gl.isCopyTextureToBufferSupported();
capabilities.features[FEATURE_COPY_RENDER_TARGET_TO_BUFFER] = gl.isCopyRenderTargetToBufferSupported();
static_assert(FEATURE_MAX_ENUM == 15, "Graphics::initCapabilities must be updated when adding a new graphics feature!");
static_assert(FEATURE_MAX_ENUM == 16, "Graphics::initCapabilities must be updated when adding a new graphics feature!");
capabilities.limits[LIMIT_POINT_SIZE] = gl.getMaxPointSize();
capabilities.limits[LIMIT_TEXTURE_SIZE] = gl.getMax2DTextureSize();