mirror of https://github.com/AxioDL/metaforce.git
95 lines
3.2 KiB
C++
95 lines
3.2 KiB
C++
#include "CThermalHotFilter.hpp"
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#include "Graphics/CBooRenderer.hpp"
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#include "GameGlobalObjects.hpp"
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namespace urde
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{
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static const char* VS =
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"#include <metal_stdlib>\n"
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"using namespace metal;\n"
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"struct VertData\n"
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"{\n"
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" float4 posIn [[ attribute(0) ]];\n"
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" float4 uvIn [[ attribute(1) ]];\n"
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"};\n"
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"\n"
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"struct ThermalHotUniform\n"
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"{\n"
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" float4 colorReg0;\n"
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" float4 colorReg1;\n"
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" float4 colorReg2;\n"
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"};\n"
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"\n"
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"struct VertToFrag\n"
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"{\n"
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" float4 position [[ position ]];\n"
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" float2 sceneUv;\n"
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"};\n"
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"\n"
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"vertex VertToFrag vmain(VertData v [[ stage_in ]], constant ThermalHotUniform& thu [[ buffer(2) ]])\n"
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"{\n"
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" VertToFrag vtf;\n"
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" vtf.sceneUv = v.uvIn.xy;\n"
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" vtf.sceneUv.y = -vtf.sceneUv.y;\n"
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" vtf.position = float4(v.posIn.xyz, 1.0);\n"
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" return vtf;\n"
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"}\n";
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static const char* FS =
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"#include <metal_stdlib>\n"
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"using namespace metal;\n"
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"constexpr sampler samp(address::repeat, filter::linear);\n"
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"struct VertToFrag\n"
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"{\n"
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" float4 position [[ position ]];\n"
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" float2 sceneUv;\n"
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"};\n"
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"\n"
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"constant float4 kRGBToYPrime = float4(0.299, 0.587, 0.114, 0.0);\n"
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"fragment float4 fmain(VertToFrag vtf [[ stage_in ]],\n"
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" texture2d<float> sceneTex [[ texture(0) ]],\n"
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" texture2d<float> paletteTex [[ texture(1) ]])\n"
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"{\n"
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" float sceneSample = dot(sceneTex.sample(samp, vtf.sceneUv), kRGBToYPrime);\n"
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" float4 colorSample = paletteTex.sample(samp, float2(sceneSample / 17.0, 0.5));\n"
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" return colorSample * sceneSample;\n"
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"}\n";
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URDE_DECL_SPECIALIZE_SHADER(CThermalHotFilter)
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static boo::IVertexFormat* s_VtxFmt = nullptr;
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static boo::IShaderPipeline* s_Pipeline = nullptr;
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struct CThermalHotFilterMetalDataBindingFactory : TShader<CThermalHotFilter>::IDataBindingFactory
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{
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boo::IShaderDataBinding* BuildShaderDataBinding(boo::IGraphicsDataFactory::Context& ctx,
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CThermalHotFilter& filter)
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{
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boo::MetalDataFactory::Context& cctx = static_cast<boo::MetalDataFactory::Context&>(ctx);
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boo::IGraphicsBuffer* bufs[] = {filter.m_uniBuf};
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boo::ITexture* texs[] = {CGraphics::g_SpareTexture, g_Renderer->GetThermoPalette()};
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return cctx.newShaderDataBinding(s_Pipeline, s_VtxFmt,
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filter.m_vbo, nullptr, nullptr, 1, bufs,
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nullptr, nullptr, nullptr, 2, texs, nullptr, nullptr);
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}
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};
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TShader<CThermalHotFilter>::IDataBindingFactory* CThermalHotFilter::Initialize(boo::MetalDataFactory::Context& ctx)
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{
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const boo::VertexElementDescriptor VtxVmt[] =
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{
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{nullptr, nullptr, boo::VertexSemantic::Position4},
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{nullptr, nullptr, boo::VertexSemantic::UV4}
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};
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s_VtxFmt = ctx.newVertexFormat(2, VtxVmt);
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s_Pipeline = ctx.newShaderPipeline(VS, FS, s_VtxFmt, CGraphics::g_ViewportSamples,
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boo::BlendFactor::DstAlpha, boo::BlendFactor::InvDstAlpha,
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boo::Primitive::TriStrips, boo::ZTest::None, false,
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true, true, boo::CullMode::None);
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return new CThermalHotFilterMetalDataBindingFactory;
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}
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}
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