metaforce/Runtime/Graphics/Shaders/CRandomStaticFilter.cpp

87 lines
2.8 KiB
C++

#include "CRandomStaticFilter.hpp"
#include "Graphics/CBooRenderer.hpp"
#include "GameGlobalObjects.hpp"
#include "CSimplePool.hpp"
#include "hecl/Pipeline.hpp"
namespace urde
{
static boo::ObjToken<boo::IShaderPipeline> s_AlphaPipeline;
static boo::ObjToken<boo::IShaderPipeline> s_AddPipeline;
static boo::ObjToken<boo::IShaderPipeline> s_MultPipeline;
static boo::ObjToken<boo::IShaderPipeline> s_CookieCutterPipeline;
void CRandomStaticFilter::Initialize()
{
s_AlphaPipeline = hecl::conv->convert(Shader_CRandomStaticFilterAlpha{});
s_AddPipeline = hecl::conv->convert(Shader_CRandomStaticFilterAdd{});
s_MultPipeline = hecl::conv->convert(Shader_CRandomStaticFilterMult{});
s_CookieCutterPipeline = hecl::conv->convert(Shader_CRandomStaticFilterCookieCutter{});
}
void CRandomStaticFilter::Shutdown()
{
s_AlphaPipeline.reset();
s_AddPipeline.reset();
s_MultPipeline.reset();
s_CookieCutterPipeline.reset();
}
static boo::ObjToken<boo::IShaderPipeline> SelectPipeline(EFilterType type)
{
switch (type)
{
case EFilterType::Blend:
return s_AlphaPipeline;
case EFilterType::Add:
return s_AddPipeline;
case EFilterType::Multiply:
return s_MultPipeline;
default:
return {};
}
}
CRandomStaticFilter::CRandomStaticFilter(EFilterType type, bool cookieCutter)
: m_cookieCutter(cookieCutter)
{
CGraphics::CommitResources([&](boo::IGraphicsDataFactory::Context& ctx)
{
struct Vert
{
zeus::CVector2f m_pos;
zeus::CVector2f m_uv;
} verts[4] =
{
{{-1.f, -1.f}, {0.f, 0.f}},
{{-1.f, 1.f}, {0.f, 448.f}},
{{ 1.f, -1.f}, {640.f, 0.f}},
{{ 1.f, 1.f}, {640.f, 448.f}},
};
m_vbo = ctx.newStaticBuffer(boo::BufferUse::Vertex, verts, sizeof(Vert), 4);
m_uniBuf = ctx.newDynamicBuffer(boo::BufferUse::Uniform, sizeof(Uniform), 1);
boo::ObjToken<boo::IGraphicsBuffer> bufs[] = {m_uniBuf.get()};
boo::PipelineStage stages[] = {boo::PipelineStage::Vertex};
boo::ObjToken<boo::ITexture> texs[] = {g_Renderer->GetRandomStaticEntropyTex()};
m_dataBind = ctx.newShaderDataBinding(m_cookieCutter ? s_CookieCutterPipeline : SelectPipeline(type),
m_vbo.get(), nullptr, nullptr, 1, bufs, stages, nullptr, nullptr,
1, texs, nullptr, nullptr);
return true;
} BooTrace);
}
void CRandomStaticFilter::draw(const zeus::CColor& color, float t)
{
m_uniform.color = color;
m_uniform.randOff = ROUND_UP_32(int64_t(rand()) * 32767 / RAND_MAX);
m_uniform.discardThres = 1.f - t;
m_uniBuf->load(&m_uniform, sizeof(Uniform));
CGraphics::SetShaderDataBinding(m_dataBind);
CGraphics::DrawArray(0, 4);
}
}