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CDecal: Fixes from decomp & implement RenderQuad

This commit is contained in:
Luke Street 2022-10-16 22:58:35 -04:00
parent 5cd27373f4
commit 132ee9e332
1 changed files with 103 additions and 69 deletions
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166
Runtime/Particle/CDecal.cpp
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@ -3,6 +3,7 @@
#include "Runtime/Graphics/CModel.hpp"
#include "Runtime/Graphics/Shaders/CDecalShaders.hpp"
#include "Runtime/Particle/CParticleGlobals.hpp"
#include "Runtime/Graphics/CGX.hpp"
namespace metaforce {
CRandom16 CDecal::sDecalRandom;
@ -41,18 +42,20 @@ bool CDecal::InitQuad(CQuadDecal& quad, const SQuadDescr& desc) {
}
if (desc.x8_ROT) {
desc.x8_ROT->GetValue(0, quad.x8_rotation);
quad.x0_24_invalid = desc.x8_ROT->IsConstant();
quad.x0_24_invalid &= desc.x8_ROT->IsConstant();
}
if (desc.x4_SZE) {
quad.x0_24_invalid = desc.x4_SZE->IsConstant();
quad.x0_24_invalid &= desc.x4_SZE->IsConstant();
if (quad.x0_24_invalid) {
float size = 1.f;
desc.x4_SZE->GetValue(0, size);
quad.x0_24_invalid = size <= 1.f;
}
}
if (desc.xc_OFF) {
quad.x0_24_invalid = desc.xc_OFF->IsFastConstant();
quad.x0_24_invalid &= desc.xc_OFF->IsFastConstant();
}
return false;
}
@ -86,73 +89,104 @@ void CDecal::RenderQuad(CQuadDecal& decal, const SQuadDescr& desc) const {
zeus::CTransform modXf = xc_transform;
modXf.origin += offset;
CGraphics::SetModelMatrix(modXf);
CGraphics::SetAlphaCompare(ERglAlphaFunc::Always, 0, ERglAlphaOp::And, ERglAlphaFunc::Always, 0);
// SParticleUniforms uniformData = {
// CGraphics::GetPerspectiveProjectionMatrix(/*true*/) * CGraphics::g_GXModelView.toMatrix4f(), {1.f, 1.f, 1.f, 1.f}};
// decal.m_uniformBuf->load(&uniformData, sizeof(SParticleUniforms));
bool redToAlpha = sMoveRedToAlphaBuffer && desc.x18_ADD && desc.x14_TEX;
SUVElementSet uvSet = {0.f, 1.f, 0.f, 1.f};
if (CUVElement* tex = desc.x14_TEX.get()) {
TLockedToken<CTexture> texObj = tex->GetValueTexture(x58_frameIdx);
if (!texObj.IsLoaded())
return;
tex->GetValueUV(x58_frameIdx, uvSet);
// if (redToAlpha)
// CGraphics::SetShaderDataBinding(decal.m_redToAlphaDataBind);
// else
// CGraphics::SetShaderDataBinding(decal.m_normalDataBind);
// g_instTexData.clear();
// g_instTexData.reserve(1);
// SParticleInstanceTex& inst = g_instTexData.emplace_back();
// if (decal.x8_rotation == 0.f) {
// inst.pos[0] = zeus::CVector3f(-size, 0.001f, size);
// inst.pos[1] = zeus::CVector3f(size, 0.001f, size);
// inst.pos[2] = zeus::CVector3f(-size, 0.001f, -size);
// inst.pos[3] = zeus::CVector3f(size, 0.001f, -size);
// } else {
// float ang = zeus::degToRad(decal.x8_rotation);
// float sinSize = std::sin(ang) * size;
// float cosSize = std::cos(ang) * size;
// inst.pos[0] = zeus::CVector3f(sinSize - cosSize, 0.001f, cosSize + sinSize);
// inst.pos[1] = zeus::CVector3f(cosSize + sinSize, 0.001f, cosSize - sinSize);
// inst.pos[2] = zeus::CVector3f(-(cosSize + sinSize), 0.001f, -(cosSize - sinSize));
// inst.pos[3] = zeus::CVector3f(-sinSize + cosSize, 0.001f, -cosSize - sinSize);
// }
// inst.color = color;
// inst.uvs[0] = zeus::CVector2f(uvSet.xMin, uvSet.yMin);
// inst.uvs[1] = zeus::CVector2f(uvSet.xMax, uvSet.yMin);
// inst.uvs[2] = zeus::CVector2f(uvSet.xMin, uvSet.yMax);
// inst.uvs[3] = zeus::CVector2f(uvSet.xMax, uvSet.yMax);
// decal.m_instBuf->load(g_instTexData.data(), g_instTexData.size() * sizeof(SParticleInstanceTex));
// CGraphics::DrawInstances(0, 4, g_instTexData.size());
bool redToAlpha = CDecal::sMoveRedToAlphaBuffer && desc.x18_ADD && desc.x14_TEX;
if (desc.x18_ADD) {
CGraphics::SetDepthWriteMode(true, ERglEnum::LEqual, false);
if (redToAlpha) {
CGraphics::SetBlendMode(ERglBlendMode::Blend, ERglBlendFactor::One, ERglBlendFactor::One, ERglLogicOp::Clear);
} else {
// g_instNoTexData.clear();
// g_instNoTexData.reserve(1);
CGraphics::SetBlendMode(ERglBlendMode::Blend, ERglBlendFactor::SrcAlpha, ERglBlendFactor::One,
ERglLogicOp::Clear);
}
} else {
CGraphics::SetDepthWriteMode(true, ERglEnum::LEqual, false);
CGraphics::SetBlendMode(ERglBlendMode::Blend, ERglBlendFactor::SrcAlpha, ERglBlendFactor::InvSrcAlpha,
ERglLogicOp::Clear);
}
// SParticleInstanceNoTex& inst = g_instNoTexData.emplace_back();
// if (decal.x8_rotation == 0.f) {
// inst.pos[0] = zeus::CVector3f(-size, 0.001f, size);
// inst.pos[1] = zeus::CVector3f(size, 0.001f, size);
// inst.pos[2] = zeus::CVector3f(-size, 0.001f, -size);
// inst.pos[3] = zeus::CVector3f(size, 0.001f, -size);
// } else {
// float ang = zeus::degToRad(decal.x8_rotation);
// float sinSize = std::sin(ang) * size;
// float cosSize = std::cos(ang) * size;
// inst.pos[0] = zeus::CVector3f(sinSize - cosSize, 0.001f, cosSize + sinSize);
// inst.pos[1] = zeus::CVector3f(cosSize + sinSize, 0.001f, cosSize - sinSize);
// inst.pos[2] = zeus::CVector3f(-(cosSize + sinSize), 0.001f, -(cosSize - sinSize));
// inst.pos[3] = zeus::CVector3f(-sinSize + cosSize, 0.001f, -cosSize - sinSize);
// }
// inst.color = color;
SUVElementSet uvSet{0.f, 1.f, 0.f, 1.f};
if (desc.x14_TEX) {
TLockedToken<CTexture> tex = desc.x14_TEX->GetValueTexture(x58_frameIdx);
tex->Load(GX_TEXMAP0, EClampMode::Repeat);
CGraphics::SetTevOp(ERglTevStage::Stage0, CTevCombiners::kEnvModulate);
desc.x14_TEX->GetValueUV(x58_frameIdx, uvSet);
if (redToAlpha) {
CGX::SetNumTevStages(2);
CGX::SetTevColorIn(GX_TEVSTAGE1, GX_CC_ZERO, GX_CC_CPREV, GX_CC_APREV, GX_CC_ZERO);
CGX::SetTevAlphaIn(GX_TEVSTAGE1, GX_CA_ZERO, GX_CA_TEXA, GX_CA_APREV, GX_CA_ZERO);
CGX::SetStandardTevColorAlphaOp(GX_TEVSTAGE1);
CGX::SetAlphaCompare(GX_GREATER, 0, GX_AOP_OR, GX_NEVER, 0);
GXSetTevSwapMode(GX_TEVSTAGE1, GX_TEV_SWAP0, GX_TEV_SWAP1);
} else {
CGraphics::SetTevOp(ERglTevStage::Stage1, CTevCombiners::kEnvPassthru);
}
} else {
CGraphics::SetTevOp(ERglTevStage::Stage0, CTevCombiners::kEnvPassthru);
CGraphics::SetTevOp(ERglTevStage::Stage1, CTevCombiners::kEnvPassthru);
}
// decal.m_instBuf->load(g_instNoTexData.data(), g_instNoTexData.size() * sizeof(SParticleInstanceNoTex));
// CGraphics::DrawInstances(0, 4, g_instNoTexData.size());
CGX::SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);
CGX::SetTevOrder(GX_TEVSTAGE1, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR_NULL);
CGX::SetNumTexGens(1);
CGX::SetNumChans(1);
CGX::SetNumIndStages(0);
CGX::SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY, false, GX_PTIDENTITY);
CGX::SetChanCtrl(CGX::EChannelId::Channel0, false, GX_SRC_REG, GX_SRC_VTX, GX_LIGHT_NULL, GX_DF_NONE, GX_AF_NONE);
static const GXVtxDescList vtxDesc[4] = {
{GX_VA_POS, GX_DIRECT},
{GX_VA_CLR0, GX_DIRECT},
{GX_VA_TEX0, GX_DIRECT},
{GX_VA_NULL, GX_NONE},
};
CGX::SetVtxDescv(vtxDesc);
CGX::Begin(GX_TRIANGLESTRIP, GX_VTXFMT0, 4);
float y = 0.001f;
if (decal.x8_rotation == 0.f) {
// Vertex 0
GXPosition3f32(-size, y, size);
GXColor4f32(color);
GXTexCoord2f32(uvSet.xMin, uvSet.yMin);
// Vertex 1
GXPosition3f32(size, y, size);
GXColor4f32(color);
GXTexCoord2f32(uvSet.xMax, uvSet.yMin);
// Vertex 2
GXPosition3f32(-size, y, -size);
GXColor4f32(color);
GXTexCoord2f32(uvSet.xMin, uvSet.yMax);
// Vertex 3
GXPosition3f32(size, y, -size);
GXColor4f32(color);
GXTexCoord2f32(uvSet.xMax, uvSet.yMax);
} else {
float ang = zeus::degToRad(decal.x8_rotation);
float sinSize = sin(ang) * size;
float cosSize = cos(ang) * size;
// Vertex 0
GXPosition3f32(sinSize - cosSize, y, cosSize + sinSize);
GXColor4f32(color);
GXTexCoord2f32(uvSet.xMin, uvSet.yMin);
// Vertex 1
GXPosition3f32(cosSize + sinSize, y, cosSize - sinSize);
GXColor4f32(color);
GXTexCoord2f32(uvSet.xMax, uvSet.yMin);
// Vertex 2
GXPosition3f32(-(cosSize + sinSize), y, -(cosSize - sinSize));
GXColor4f32(color);
GXTexCoord2f32(uvSet.xMin, uvSet.yMax);
// Vertex 3
GXPosition3f32(-sinSize + cosSize, y, -cosSize - sinSize);
GXColor4f32(color);
GXTexCoord2f32(uvSet.xMax, uvSet.yMax);
}
CGX::End();
if (redToAlpha) {
GXSetTevSwapMode(GX_TEVSTAGE1, GX_TEV_SWAP0, GX_TEV_SWAP0);
CGX::SetAlphaCompare(GX_ALWAYS, 0, GX_AOP_OR, GX_ALWAYS, 0);
}
}