metaforce/Runtime/Graphics/Shaders/CParticleSwooshShaders.cpp

71 lines
3.4 KiB
C++

#include "Runtime/Graphics/Shaders/CParticleSwooshShaders.hpp"
#include <iterator>
#include "Runtime/Particle/CParticleSwoosh.hpp"
#include "Runtime/Particle/CSwooshDescription.hpp"
#include "CParticleSwooshShaders.cpp.hshhead"
namespace urde {
using namespace hsh::pipeline;
template <bool Additive, bool AlphaWrite, bool ZWrite>
struct CParticleSwooshShadersTexPipeline
: pipeline<topology<hsh::TriangleStrip>,
std::conditional_t<Additive, AdditiveAttachment<AlphaWrite>, BlendAttachment<AlphaWrite>>,
depth_compare<hsh::LEqual>, depth_write<ZWrite>> {
CParticleSwooshShadersTexPipeline(hsh::vertex_buffer<CParticleSwooshShaders::Vert> vbo,
hsh::uniform_buffer<CParticleSwooshShaders::Uniform> uniBuf, hsh::texture2d tex) {
this->position = uniBuf->m_xf * hsh::float4(vbo->m_pos, 1.f);
this->color_out[0] = vbo->m_color * tex.sample<float>(vbo->m_uv);
}
};
template struct CParticleSwooshShadersTexPipeline<true, true, false>;
template struct CParticleSwooshShadersTexPipeline<false, true, true>;
template <bool Additive, bool AlphaWrite, bool ZWrite>
struct CParticleSwooshShadersNoTexPipeline
: pipeline<topology<hsh::TriangleStrip>,
std::conditional_t<Additive, AdditiveAttachment<AlphaWrite>, BlendAttachment<AlphaWrite>>,
depth_compare<hsh::LEqual>, depth_write<ZWrite>> {
CParticleSwooshShadersNoTexPipeline(hsh::vertex_buffer<CParticleSwooshShaders::Vert> vbo,
hsh::uniform_buffer<CParticleSwooshShaders::Uniform> uniBuf) {
this->position = uniBuf->m_xf * hsh::float4(vbo->m_pos, 1.f);
this->color_out[0] = vbo->m_color;
}
};
template struct CParticleSwooshShadersNoTexPipeline<true, true, false>;
template struct CParticleSwooshShadersNoTexPipeline<false, true, true>;
CParticleSwooshShaders::EShaderClass CParticleSwooshShaders::GetShaderClass(CParticleSwoosh& gen) {
return gen.GetDesc()->x3c_TEXR ? EShaderClass::Tex : EShaderClass::NoTex;
}
void CParticleSwooshShaders::BuildShaderDataBinding(CParticleSwoosh& gen) {
auto* desc = gen.GetDesc();
switch (GetShaderClass(gen)) {
case EShaderClass::Tex: {
hsh::texture2d tex = desc->x3c_TEXR->GetValueTexture(0)->GetBooTexture();
gen.m_dataBind[0].hsh_tex_noalphawrite_bind(
CParticleSwooshShadersTexPipeline<desc->x44_31_AALP, false, desc->x45_24_ZBUF>(gen.m_vertBuf.get(),
gen.m_uniformBuf.get(), tex));
gen.m_dataBind[1].hsh_tex_alphawrite_bind(
CParticleSwooshShadersTexPipeline<desc->x44_31_AALP, true, desc->x45_24_ZBUF>(gen.m_vertBuf.get(),
gen.m_uniformBuf.get(), tex));
break;
}
case EShaderClass::NoTex: {
gen.m_dataBind[0].hsh_notex_noalphawrite_bind(
CParticleSwooshShadersNoTexPipeline<desc->x44_31_AALP, false, desc->x45_24_ZBUF>(gen.m_vertBuf.get(),
gen.m_uniformBuf.get()));
gen.m_dataBind[1].hsh_notex_alphawrite_bind(
CParticleSwooshShadersNoTexPipeline<desc->x44_31_AALP, true, desc->x45_24_ZBUF>(gen.m_vertBuf.get(),
gen.m_uniformBuf.get()));
break;
}
}
}
} // namespace urde