metaforce/Runtime/Graphics/Shaders/CFluidPlaneShader.cpp

294 lines
10 KiB
C++

#include "CFluidPlaneShader.hpp"
#include "World/CRipple.hpp"
#include "World/CRippleManager.hpp"
#include "hecl/Pipeline.hpp"
namespace urde
{
CFluidPlaneShader::Cache CFluidPlaneShader::_cache = {};
u16 CFluidPlaneShader::Cache::MakeCacheKey(const SFluidPlaneShaderInfo& info)
{
u16 ret = 0;
switch (info.m_type)
{
case EFluidType::NormalWater:
case EFluidType::PhazonFluid:
case EFluidType::Four:
if (info.m_hasLightmap)
{
ret |= 1 << 2;
if (info.m_doubleLightmapBlend)
ret |= 1 << 3;
}
if (!info.m_hasEnvMap && info.m_hasEnvBumpMap)
ret |= 1 << 4;
if (info.m_hasEnvMap)
ret |= 1 << 5;
break;
case EFluidType::PoisonWater:
ret |= 1;
if (info.m_hasLightmap)
{
ret |= 1 << 2;
if (info.m_doubleLightmapBlend)
ret |= 1 << 3;
}
if (info.m_hasEnvBumpMap)
ret |= 1 << 4;
break;
case EFluidType::Lava:
ret |= 2;
if (info.m_hasBumpMap)
ret |= 1 << 2;
break;
case EFluidType::ThickLava:
ret |= 3;
if (info.m_hasBumpMap)
ret |= 1 << 2;
break;
}
if (info.m_hasPatternTex1)
ret |= 1 << 6;
if (info.m_hasPatternTex2)
ret |= 1 << 7;
if (info.m_hasColorTex)
ret |= 1 << 8;
if (info.m_additive)
ret |= 1 << 9;
return ret;
}
u16 CFluidPlaneShader::Cache::MakeCacheKey(const SFluidPlaneDoorShaderInfo& info)
{
u16 ret = 0;
if (info.m_hasPatternTex1)
ret |= 1 << 0;
if (info.m_hasPatternTex2)
ret |= 1 << 1;
if (info.m_hasColorTex)
ret |= 1 << 2;
return ret;
}
template<> CFluidPlaneShader::ShaderPair
CFluidPlaneShader::Cache::GetOrBuildShader<SFluidPlaneShaderInfo>(const SFluidPlaneShaderInfo& info)
{
u16 key = MakeCacheKey(info);
auto& slot = CacheSlot(info, key);
if (slot.m_regular)
return slot;
slot.m_regular = hecl::conv->convert(Shader_CFluidPlaneShader{info, false});
if (info.m_tessellation)
slot.m_tessellation = hecl::conv->convert(Shader_CFluidPlaneShader{info, true});
return slot;
}
template<> CFluidPlaneShader::ShaderPair
CFluidPlaneShader::Cache::GetOrBuildShader<SFluidPlaneDoorShaderInfo>(const SFluidPlaneDoorShaderInfo& info)
{
u16 key = MakeCacheKey(info);
auto& slot = CacheSlot(info, key);
if (slot.m_regular)
return slot;
slot.m_regular = hecl::conv->convert(Shader_CFluidPlaneDoorShader{info});
return slot;
}
void CFluidPlaneShader::Cache::Clear()
{
for (auto& p : m_cache)
p.reset();
for (auto& p : m_doorCache)
p.reset();
}
void CFluidPlaneShader::PrepareBinding(const ShaderPair& pipeline, u32 maxVertCount)
{
CGraphics::CommitResources(
[&](boo::IGraphicsDataFactory::Context& ctx)
{
m_vbo = ctx.newDynamicBuffer(boo::BufferUse::Vertex, sizeof(Vertex), maxVertCount);
if (pipeline.m_tessellation)
m_pvbo = ctx.newDynamicBuffer(boo::BufferUse::Vertex, sizeof(PatchVertex), maxVertCount);
m_uniBuf = ctx.newDynamicBuffer(boo::BufferUse::Uniform, sizeof(Uniform), 1);
boo::ObjToken<boo::IGraphicsBuffer> ubufs[] = { m_uniBuf.get(), m_uniBuf.get(), m_uniBuf.get() };
boo::PipelineStage ubufStages[] = { boo::PipelineStage::Vertex, boo::PipelineStage::Vertex,
boo::PipelineStage::Fragment };
size_t ubufOffs[] = {0, 0, 1280};
size_t ubufSizes[] = {1280, 1280, sizeof(CModelShaders::LightingUniform)};
size_t texCount = 0;
boo::ObjToken<boo::ITexture> texs[8];
if (m_patternTex1)
texs[texCount++] = m_patternTex1->GetBooTexture();
if (m_patternTex2)
texs[texCount++] = m_patternTex2->GetBooTexture();
if (m_colorTex)
texs[texCount++] = m_colorTex->GetBooTexture();
if (m_bumpMap)
texs[texCount++] = m_bumpMap->GetBooTexture();
if (m_envMap)
texs[texCount++] = m_envMap->GetBooTexture();
if (m_envBumpMap)
texs[texCount++] = m_envBumpMap->GetBooTexture();
if (m_lightmap)
texs[texCount++] = m_lightmap->GetBooTexture();
auto regular = ctx.newShaderDataBinding(pipeline.m_regular, m_vbo.get(), nullptr, nullptr, 3,
ubufs, ubufStages, ubufOffs, ubufSizes, texCount, texs, nullptr, nullptr);
boo::ObjToken<boo::IShaderDataBinding> tessellation;
if (pipeline.m_tessellation)
{
texs[texCount++] = m_rippleMap.get();
tessellation = ctx.newShaderDataBinding(pipeline.m_tessellation, m_pvbo.get(), nullptr, nullptr, 3,
ubufs, ubufStages, ubufOffs, ubufSizes, texCount, texs, nullptr, nullptr);
}
m_dataBind = {regular, tessellation};
return true;
} BooTrace);
}
void CFluidPlaneShader::Shutdown()
{
_cache.Clear();
}
CFluidPlaneShader::CFluidPlaneShader(EFluidType type,
const TLockedToken<CTexture>& patternTex1,
const TLockedToken<CTexture>& patternTex2,
const TLockedToken<CTexture>& colorTex,
const TLockedToken<CTexture>& bumpMap,
const TLockedToken<CTexture>& envMap,
const TLockedToken<CTexture>& envBumpMap,
const TLockedToken<CTexture>& lightmap,
const boo::ObjToken<boo::ITextureS>& rippleMap,
bool doubleLightmapBlend, bool additive, u32 maxVertCount)
: m_patternTex1(patternTex1),
m_patternTex2(patternTex2),
m_colorTex(colorTex),
m_bumpMap(bumpMap),
m_envMap(envMap),
m_envBumpMap(envBumpMap),
m_lightmap(lightmap),
m_rippleMap(rippleMap)
{
SFluidPlaneShaderInfo shaderInfo(type,
m_patternTex1.operator bool(),
m_patternTex2.operator bool(),
m_colorTex.operator bool(),
m_bumpMap.operator bool(),
m_envMap.operator bool(),
m_envBumpMap.operator bool(),
m_lightmap.operator bool(),
m_rippleMap.operator bool(),
doubleLightmapBlend, additive);
ShaderPair pipeline = _cache.GetOrBuildShader(shaderInfo);
PrepareBinding(pipeline, maxVertCount);
}
CFluidPlaneShader::CFluidPlaneShader(const TLockedToken<CTexture>& patternTex1,
const TLockedToken<CTexture>& patternTex2,
const TLockedToken<CTexture>& colorTex,
u32 maxVertCount)
: m_patternTex1(patternTex1),
m_patternTex2(patternTex2),
m_colorTex(colorTex)
{
SFluidPlaneDoorShaderInfo shaderInfo(m_patternTex1.operator bool(),
m_patternTex2.operator bool(),
m_colorTex.operator bool());
ShaderPair pipeline = _cache.GetOrBuildShader(shaderInfo);
PrepareBinding(pipeline, maxVertCount);
}
void CFluidPlaneShader::prepareDraw(const RenderSetupInfo& info)
{
Uniform& uni = *reinterpret_cast<Uniform*>(m_uniBuf->map(sizeof(Uniform)));
uni.m_mv = CGraphics::g_GXModelView.toMatrix4f();
uni.m_mvNorm = info.normMtx;
uni.m_proj = CGraphics::GetPerspectiveProjectionMatrix(true);
for (int i=0 ; i<6 ; ++i)
uni.m_texMtxs[i] = info.texMtxs[i];
uni.m_lighting.ActivateLights(info.lights);
for (int i=0 ; i<3 ; ++i)
uni.m_lighting.colorRegs[i] = info.kColors[i];
uni.m_lighting.mulColor = info.kColors[3];
uni.m_lighting.fog.m_rangeScale = info.indScale;
m_uniBuf->unmap();
}
void CFluidPlaneShader::prepareDraw(const RenderSetupInfo& info,
const zeus::CVector3f& waterCenter,
const CRippleManager& rippleManager,
const zeus::CColor& colorMul,
float rippleNormResolution)
{
Uniform& uni = *reinterpret_cast<Uniform*>(m_uniBuf->map(sizeof(Uniform)));
uni.m_mv = CGraphics::g_GXModelView.toMatrix4f();
uni.m_mvNorm = info.normMtx;
uni.m_proj = CGraphics::GetPerspectiveProjectionMatrix(true);
for (int i=0 ; i<6 ; ++i)
uni.m_texMtxs[i] = info.texMtxs[i];
int i = 0;
for (const CRipple& ripple : rippleManager.GetRipples())
{
assert(i < 20 && "Too many ripples");
Ripple& rOut = uni.m_ripple[i++];
if (ripple.GetTime() >= ripple.GetTimeFalloff())
{
rOut.center.zeroOut();
rOut.params.zeroOut();
continue;
}
zeus::CVector3f localPos = ripple.GetCenter() - waterCenter;
rOut.center.x = localPos.x;
rOut.center.y = localPos.y;
rOut.center.z = ripple.GetTime() * ripple.GetOOTimeFalloff();
rOut.center.w = ripple.GetOODistanceFalloff();
rOut.params.x = ripple.GetAmplitude();
rOut.params.y = ripple.GetPhase();
rOut.params.z = (1.f - ripple.GetTime() * ripple.GetOOTimeFalloff() *
ripple.GetOOTimeFalloff()) * ripple.GetFrequency();
}
uni.m_colorMul = colorMul;
uni.m_pad[0].x = rippleNormResolution;
uni.m_lighting.ActivateLights(info.lights);
for (i=0 ; i<3 ; ++i)
uni.m_lighting.colorRegs[i] = info.kColors[i];
uni.m_lighting.mulColor = info.kColors[3];
uni.m_lighting.fog.m_rangeScale = info.indScale;
m_uniBuf->unmap();
}
void CFluidPlaneShader::loadVerts(const std::vector<Vertex>& verts, const std::vector<PatchVertex>& pVerts)
{
m_vbo->load(verts.data(), verts.size() * sizeof(Vertex));
if (m_pvbo)
m_pvbo->load(pVerts.data(), pVerts.size() * sizeof(PatchVertex));
}
}