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Implement actual CParticleSwoosh rendering
This commit is contained in:
Jack Andersen
204
Runtime/Graphics/Shaders/CParticleSwooshShadersGLSL.cpp
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204
Runtime/Graphics/Shaders/CParticleSwooshShadersGLSL.cpp
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#include "CParticleSwooshShaders.hpp"
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#include "Particle/CParticleSwoosh.hpp"
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#include "Particle/CSwooshDescription.hpp"
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namespace urde
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{
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static const char* VS =
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"#version 330\n"
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BOO_GLSL_BINDING_HEAD
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"layout(location=0) in vec4 posIn;\n"
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"layout(location=1) in vec4 uvIn;\n"
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"layout(location=2) in vec4 colorIn;\n"
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"\n"
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"UBINDING0 uniform SwooshUniform\n"
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"{\n"
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" mat4 mvp;\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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" vec4 color;\n"
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" vec2 uv;\n"
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"};\n"
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"\n"
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"SBINDING(0) out VertToFrag vtf;\n"
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"void main()\n"
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"{\n"
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" vtf.color = colorIn;\n"
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" vtf.uv = uvIn;\n"
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" gl_Position = mvp * vec4(posIn.xyz, 1.0);\n"
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"}\n";
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static const char* FS_TEX =
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"#version 330\n"
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BOO_GLSL_BINDING_HEAD
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"struct VertToFrag\n"
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"{\n"
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" vec4 color;\n"
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" vec2 uv;\n"
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"};\n"
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"\n"
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"SBINDING(0) in VertToFrag vtf;\n"
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"layout(location=0) out vec4 colorOut;\n"
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"TBINDING0 uniform sampler2D tex;\n"
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"void main()\n"
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"{\n"
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" colorOut = vtf.color * texture(tex, vtf.uv);\n"
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"}\n";
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static const char* FS_NOTEX =
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"#version 330\n"
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BOO_GLSL_BINDING_HEAD
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"struct VertToFrag\n"
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"{\n"
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" vec4 color;\n"
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" vec2 uv;\n"
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"};\n"
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"\n"
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"SBINDING(0) in VertToFrag vtf;\n"
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"layout(location=0) out vec4 colorOut;\n"
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"void main()\n"
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"{\n"
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" colorOut = vtf.color;\n"
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"}\n";
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struct OGLParticleSwooshDataBindingFactory : TShader<CParticleSwooshShaders>::IDataBindingFactory
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{
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boo::IShaderDataBinding* BuildShaderDataBinding(boo::IGraphicsDataFactory::Context& ctx,
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CParticleSwooshShaders& shaders)
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{
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CParticleSwoosh& gen = shaders.m_gen;
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CSwooshDescription* desc = gen.GetDesc();
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CUVElement* texr = desc->x3c_TEXR.get();
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boo::ITexture* textures[] = {texr->GetValueTexture(0).GetObj()->GetBooTexture()};
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const boo::VertexElementDescriptor VtxFmt[] =
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{
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{gen.m_vertBuf, nullptr, boo::VertexSemantic::Position4},
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{gen.m_vertBuf, nullptr, boo::VertexSemantic::UV4},
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{gen.m_vertBuf, nullptr, boo::VertexSemantic::Color},
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};
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boo::IVertexFormat* vtxFmt = ctx.newVertexFormat(3, VtxFmt);
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boo::IGraphicsBuffer* uniforms[] = {gen.m_uniformBuf};
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gen.m_dataBind = ctx.newShaderDataBinding(shaders.m_pipeline, vtxFmt, gen.m_vertBuf,
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nullptr, nullptr, 1, uniforms,
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nullptr, texr ? 1 : 0, textures, nullptr, nullptr);
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return nullptr;
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}
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};
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static const char* UniNames[] = {"SwooshUniform"};
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static const char* TexNames[] = {"tex"};
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TShader<CParticleSwooshShaders>::IDataBindingFactory* CParticleSwooshShaders::Initialize(boo::GLDataFactory::Context& ctx)
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{
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m_texZWrite = ctx.newShaderPipeline(VS, FS_TEX, 1, TexNames, 1, UniNames,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::InvSrcAlpha,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, true,
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true, false, boo::CullMode::None);
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m_texNoZWrite = ctx.newShaderPipeline(VS, FS_TEX, 1, TexNames, 1, UniNames,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::InvSrcAlpha,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, false,
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true, false, boo::CullMode::None);
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m_texAdditiveZWrite = ctx.newShaderPipeline(VS, FS_TEX, 1, TexNames, 1, UniNames,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::One,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, true,
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true, false, boo::CullMode::None);
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m_texAdditiveNoZWrite = ctx.newShaderPipeline(VS, FS_TEX, 1, TexNames, 1, UniNames,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::One,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, false,
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true, false, boo::CullMode::None);
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m_noTexZWrite = ctx.newShaderPipeline(VS, FS_NOTEX, 0, nullptr, 1, UniNames,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::InvSrcAlpha,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, true,
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true, false, boo::CullMode::None);
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m_noTexNoZWrite = ctx.newShaderPipeline(VS, FS_NOTEX, 0, nullptr, 1, UniNames,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::InvSrcAlpha,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, false,
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true, false, boo::CullMode::None);
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m_noTexAdditiveZWrite = ctx.newShaderPipeline(VS, FS_NOTEX, 0, nullptr, 1, UniNames,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::One,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, true,
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true, false, boo::CullMode::None);
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m_noTexAdditiveNoZWrite = ctx.newShaderPipeline(VS, FS_NOTEX, 0, nullptr, 1, UniNames,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::One,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, false,
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true, false, boo::CullMode::None);
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return new struct OGLParticleSwooshDataBindingFactory;
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}
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#if BOO_HAS_VULKAN
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struct VulkanParticleSwooshDataBindingFactory : TShader<CParticleSwooshShaders>::IDataBindingFactory
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{
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boo::IShaderDataBinding* BuildShaderDataBinding(boo::IGraphicsDataFactory::Context& ctx,
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CParticleSwooshShaders& shaders)
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{
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CParticleSwoosh& gen = shaders.m_gen;
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CSwooshDescription* desc = gen.GetDesc();
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CUVElement* texr = desc->x3c_TEXR.get();
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boo::ITexture* textures[] = {texr->GetValueTexture(0).GetObj()->GetBooTexture()};
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boo::IGraphicsBuffer* uniforms[] = {gen.m_uniformBuf};
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gen.m_dataBind = ctx.newShaderDataBinding(shaders.m_pipeline, CParticleSwooshShaders::m_vtxFormat,
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gen.m_vertBuf, nullptr, nullptr, 1, uniforms,
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nullptr, texr ? 1 : 0, textures, nullptr, nullptr);
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return nullptr;
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}
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};
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TShader<CParticleSwooshShaders>::IDataBindingFactory* CParticleSwooshShaders::Initialize(boo::VulkanDataFactory::Context& ctx)
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{
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static const boo::VertexElementDescriptor VtxFmt[] =
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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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{nullptr, nullptr, boo::VertexSemantic::Color},
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};
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m_vtxFormat = ctx.newVertexFormat(3, VtxFmt);
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m_texZWrite = ctx.newShaderPipeline(VS, FS_TEX, m_vtxFormat,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::InvSrcAlpha,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, true,
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true, false, boo::CullMode::None);
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m_texNoZWrite = ctx.newShaderPipeline(VS, FS_TEX, m_vtxFormat,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::InvSrcAlpha,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, false,
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true, false, boo::CullMode::None);
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m_texAdditiveZWrite = ctx.newShaderPipeline(VS, FS_TEX, m_vtxFormat,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::One,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, true,
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true, false, boo::CullMode::None);
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m_texAdditiveNoZWrite = ctx.newShaderPipeline(VS, FS_TEX, m_vtxFormat,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::One,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, false,
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true, false, boo::CullMode::None);
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m_noTexZWrite = ctx.newShaderPipeline(VS, FS_NOTEX, m_vtxFormat,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::InvSrcAlpha,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, true,
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true, false, boo::CullMode::None);
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m_noTexNoZWrite = ctx.newShaderPipeline(VS, FS_NOTEX, m_vtxFormat,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::InvSrcAlpha,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, false,
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true, false, boo::CullMode::None);
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m_noTexAdditiveZWrite = ctx.newShaderPipeline(VS, FS_NOTEX, m_vtxFormat,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::One,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, true,
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true, false, boo::CullMode::None);
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m_noTexAdditiveNoZWrite = ctx.newShaderPipeline(VS, FS_NOTEX, m_vtxFormat,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::One,
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boo::Primitive::TriStrips, boo::ZTest::LEqual, false,
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true, false, boo::CullMode::None);
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return new struct VulkanParticleSwooshDataBindingFactory;
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}
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#endif
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}
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