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Add Shader compile groups to RD Shader system

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This allows us to specify a subset of variants to compile at load time and conditionally other variants later.

This works seamlessly with shader caching.

Needed to ensure that users only pay the cost for variants they use
This commit is contained in:
clayjohn
2023-07-18 11:21:27 +02:00
parent f8dbed4d0a
commit e970f5249c
13 changed files with 355 additions and 140 deletions
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15
drivers/vulkan/rendering_device_vulkan.cpp
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@@ -4835,7 +4835,7 @@ Vector<uint8_t> RenderingDeviceVulkan::shader_compile_binary_from_spirv(const Ve
return ret;
}
RID RenderingDeviceVulkan::shader_create_from_bytecode(const Vector<uint8_t> &p_shader_binary) {
RID RenderingDeviceVulkan::shader_create_from_bytecode(const Vector<uint8_t> &p_shader_binary, RID p_placeholder) {
const uint8_t *binptr = p_shader_binary.ptr();
uint32_t binsize = p_shader_binary.size();
@@ -5161,14 +5161,23 @@ RID RenderingDeviceVulkan::shader_create_from_bytecode(const Vector<uint8_t> &p_
ERR_FAIL_V_MSG(RID(), error_text);
}
RID id = shader_owner.make_rid(shader);
RID id;
if (p_placeholder.is_null()) {
id = shader_owner.make_rid(shader);
} else {
shader_owner.initialize_rid(p_placeholder, shader);
id = p_placeholder;
}
#ifdef DEV_ENABLED
set_resource_name(id, "RID:" + itos(id.get_id()));
#endif
return id;
}
RID RenderingDeviceVulkan::shader_create_placeholder() {
return shader_owner.allocate_rid();
}
uint32_t RenderingDeviceVulkan::shader_get_vertex_input_attribute_mask(RID p_shader) {
_THREAD_SAFE_METHOD_