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CameraBlurFilter HLSL shader

This commit is contained in:
Jack Andersen 2016-08-20 08:47:14 -10:00
parent 6cb956cced
commit 283c0481c1
1 changed files with 124 additions and 0 deletions
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124
Runtime/Graphics/Shaders/CCameraBlurFilterHLSL.cpp
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#include "CCameraBlurFilter.hpp"
#include "Graphics/CBooRenderer.hpp"
#include "GameGlobalObjects.hpp"
namespace urde
{
static const char* VS =
"struct VertData\n"
"{\n"
" float4 posIn : POSITION;\n"
" float4 uvIn : UV;\n"
"};\n"
"\n"
"cbuffer CameraBlurUniform : register(b0)\n"
"{\n"
" float4 uv0;\n"
" float4 uv1;\n"
" float4 uv2;\n"
" float4 uv3;\n"
" float4 uv4;\n"
" float4 uv5;\n"
" float opacity;\n"
"};\n"
"\n"
"struct VertToFrag\n"
"{\n"
" float4 position : SV_Position;\n"
" float2 uvReg : UV6;\n"
" float2 uv0 : UV0;\n"
" float2 uv1 : UV1;\n"
" float2 uv2 : UV2;\n"
" float2 uv3 : UV3;\n"
" float2 uv4 : UV4;\n"
" float2 uv5 : UV5;\n"
" float opacity : OPACITY;\n"
"};\n"
"\n"
"VertToFrag main(in VertData v)\n"
"{\n"
" VertToFrag vtf;\n"
" vtf.uvReg = v.uvIn.xy;\n"
" vtf.uvReg.y = -vtf.uvReg.y;\n"
" vtf.uv0 = uv0.xy + v.uvIn.xy;\n"
" vtf.uv0.y = -vtf.uv0.y;\n"
" vtf.uv1 = uv1.xy + v.uvIn.xy;\n"
" vtf.uv1.y = -vtf.uv1.y;\n"
" vtf.uv2 = uv2.xy + v.uvIn.xy;\n"
" vtf.uv2.y = -vtf.uv2.y;\n"
" vtf.uv3 = uv3.xy + v.uvIn.xy;\n"
" vtf.uv3.y = -vtf.uv3.y;\n"
" vtf.uv4 = uv4.xy + v.uvIn.xy;\n"
" vtf.uv4.y = -vtf.uv4.y;\n"
" vtf.uv5 = uv5.xy + v.uvIn.xy;\n"
" vtf.uv5.y = -vtf.uv5.y;\n"
" vtf.opacity = opacity;\n"
" vtf.position = float4(v.posIn.xyz, 1.0);\n"
" return vtf;\n"
"}\n";
static const char* FS =
"Texture2D sceneTex : register(t0);\n"
"SamplerState samp : register(s0);\n"
"struct VertToFrag\n"
"{\n"
" float4 position : SV_Position;\n"
" float2 uvReg : UV6;\n"
" float2 uv0 : UV0;\n"
" float2 uv1 : UV1;\n"
" float2 uv2 : UV2;\n"
" float2 uv3 : UV3;\n"
" float2 uv4 : UV4;\n"
" float2 uv5 : UV5;\n"
" float opacity : OPACITY;\n"
"};\n"
"\n"
"float4 main(in VertToFrag vtf) : SV_Target0\n"
"{\n"
" float4 colorSample = sceneTex.Sample(samp, vtf.uvReg) * 0.14285715;\n"
" colorSample += sceneTex.Sample(samp, vtf.uv0) * 0.14285715;\n"
" colorSample += sceneTex.Sample(samp, vtf.uv1) * 0.14285715;\n"
" colorSample += sceneTex.Sample(samp, vtf.uv2) * 0.14285715;\n"
" colorSample += sceneTex.Sample(samp, vtf.uv3) * 0.14285715;\n"
" colorSample += sceneTex.Sample(samp, vtf.uv4) * 0.14285715;\n"
" colorSample += sceneTex.Sample(samp, vtf.uv5) * 0.14285715;\n"
" return float4(colorSample.rgb, vtf.opacity);\n"
"}\n";
URDE_DECL_SPECIALIZE_SHADER(CCameraBlurFilter)
struct CCameraBlurFilterD3DDataBindingFactory : TShader<CCameraBlurFilter>::IDataBindingFactory
{
boo::IShaderDataBinding* BuildShaderDataBinding(boo::IGraphicsDataFactory::Context& ctx,
boo::IShaderPipeline* pipeline,
boo::IVertexFormat* vtxFmt,
CCameraBlurFilter& filter)
{
boo::ID3DDataFactory::Context& cctx = static_cast<boo::ID3DDataFactory::Context&>(ctx);
boo::IGraphicsBuffer* bufs[] = {filter.m_uniBuf};
boo::ITexture* texs[] = {CGraphics::g_SpareTexture};
return cctx.newShaderDataBinding(pipeline, vtxFmt,
filter.m_vbo, nullptr, nullptr, 1, bufs,
nullptr, nullptr, nullptr, 1, texs);
}
};
TShader<CCameraBlurFilter>::IDataBindingFactory* CCameraBlurFilter::Initialize(boo::ID3DDataFactory::Context& ctx,
boo::IShaderPipeline*& pipeOut,
boo::IVertexFormat*& vtxFmtOut)
{
const boo::VertexElementDescriptor VtxVmt[] =
{
{nullptr, nullptr, boo::VertexSemantic::Position4},
{nullptr, nullptr, boo::VertexSemantic::UV4}
};
vtxFmtOut = ctx.newVertexFormat(2, VtxVmt);
pipeOut = ctx.newShaderPipeline(VS, FS, ComPtr<ID3DBlob>(), ComPtr<ID3DBlob>(), ComPtr<ID3DBlob>(),
vtxFmtOut, boo::BlendFactor::SrcAlpha,
boo::BlendFactor::InvSrcAlpha, boo::Primitive::TriStrips, false, false, false);
return new CCameraBlurFilterD3DDataBindingFactory;
}
}