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Improvements to VRS/Foveated rendering

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This commit is contained in:
Bastiaan Olij 2024-03-26 12:57:26 +11:00
parent 34b5e8f55c
commit 9042ddf19f
38 changed files with 708 additions and 124 deletions
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8
drivers/vulkan/rendering_device_driver_vulkan.cpp
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@ -758,11 +758,13 @@ Error RenderingDeviceDriverVulkan::_check_device_capabilities() {
vrs_capabilities.min_texel_size.y = vrs_properties.minFragmentShadingRateAttachmentTexelSize.height;
vrs_capabilities.max_texel_size.x = vrs_properties.maxFragmentShadingRateAttachmentTexelSize.width;
vrs_capabilities.max_texel_size.y = vrs_properties.maxFragmentShadingRateAttachmentTexelSize.height;
vrs_capabilities.max_fragment_size.x = vrs_properties.maxFragmentSize.width; // either 4 or 8
vrs_capabilities.max_fragment_size.y = vrs_properties.maxFragmentSize.height; // generally the same as width
// We'll attempt to default to a texel size of 16x16.
vrs_capabilities.texel_size = Vector2i(16, 16).clamp(vrs_capabilities.min_texel_size, vrs_capabilities.max_texel_size);
print_verbose(String(" Attachment fragment shading rate") + String(", min texel size: (") + itos(vrs_capabilities.min_texel_size.x) + String(", ") + itos(vrs_capabilities.min_texel_size.y) + String(")") + String(", max texel size: (") + itos(vrs_capabilities.max_texel_size.x) + String(", ") + itos(vrs_capabilities.max_texel_size.y) + String(")"));
print_verbose(String(" Attachment fragment shading rate") + String(", min texel size: (") + itos(vrs_capabilities.min_texel_size.x) + String(", ") + itos(vrs_capabilities.min_texel_size.y) + String(")") + String(", max texel size: (") + itos(vrs_capabilities.max_texel_size.x) + String(", ") + itos(vrs_capabilities.max_texel_size.y) + String(")") + String(", max fragment size: (") + itos(vrs_capabilities.max_fragment_size.x) + String(", ") + itos(vrs_capabilities.max_fragment_size.y) + String(")"));
}
} else {
@ -4887,6 +4889,10 @@ uint64_t RenderingDeviceDriverVulkan::limit_get(Limit p_limit) {
return vrs_capabilities.texel_size.x;
case LIMIT_VRS_TEXEL_HEIGHT:
return vrs_capabilities.texel_size.y;
case LIMIT_VRS_MAX_FRAGMENT_WIDTH:
return vrs_capabilities.max_fragment_size.x;
case LIMIT_VRS_MAX_FRAGMENT_HEIGHT:
return vrs_capabilities.max_fragment_size.y;
default:
ERR_FAIL_V(0);
}