shader: Properly scale image reads and add GL SPIR-V support

Thanks for everything!
This commit is contained in:
ReinUsesLisp 2021-08-01 18:57:45 -03:00 committed by Fernando Sahmkow
parent fc9bb3c3fe
commit e66d5b88a6
25 changed files with 228 additions and 77 deletions

View file

@ -16,15 +16,23 @@
namespace Shader::Backend::SPIRV {
constexpr u32 NUM_TEXTURE_SCALING_WORDS = 4;
constexpr u32 NUM_IMAGE_SCALING_WORDS = 2;
constexpr u32 NUM_TEXTURE_AND_IMAGE_SCALING_WORDS =
NUM_TEXTURE_SCALING_WORDS + NUM_IMAGE_SCALING_WORDS;
struct RescalingLayout {
u32 down_factor;
std::array<u32, NUM_TEXTURE_SCALING_WORDS> rescaling_textures;
std::array<u32, NUM_IMAGE_SCALING_WORDS> rescaling_images;
};
[[nodiscard]] std::vector<u32> EmitSPIRV(const Profile& profile, const RuntimeInfo& runtime_info,
IR::Program& program, Bindings& bindings);
[[nodiscard]] inline std::vector<u32> EmitSPIRV(const Profile& profile, IR::Program& program) {
RuntimeInfo runtime_info{};
runtime_info.num_textures = Shader::NumDescriptors(program.info.texture_descriptors);
Bindings binding;
return EmitSPIRV(profile, runtime_info, program, binding);
return EmitSPIRV(profile, {}, program, binding);
}
} // namespace Shader::Backend::SPIRV