metaforce/Runtime/GuiSys/CTextRenderBuffer.cpp

290 lines
12 KiB
C++

#include "CTextRenderBuffer.hpp"
#include "CFontImageDef.hpp"
#include "Graphics/CGraphicsPalette.hpp"
#include "Graphics/CGraphics.hpp"
#include "CRasterFont.hpp"
#include "Graphics/CTexture.hpp"
#include "CTextExecuteBuffer.hpp"
#include "CFontRenderState.hpp"
#include "CInstruction.hpp"
#include "Graphics/Shaders/CTextSupportShader.hpp"
namespace urde
{
CTextRenderBuffer::CTextRenderBuffer(EMode mode, CGuiWidget::EGuiModelDrawFlags df)
: x0_mode(mode), m_drawFlags(df) {}
CTextRenderBuffer::BooImage::BooImage(const CFontImageDef& imgDef, const zeus::CVector2i& offset)
: m_imageDef(imgDef)
{
m_imageData.SetMetrics(imgDef, offset);
}
void CTextRenderBuffer::BooPrimitiveMark::SetOpacity(CTextRenderBuffer& rb, float opacity)
{
switch (m_cmd)
{
case Command::CharacterRender:
{
BooFontCharacters& fc = rb.m_fontCharacters[m_bindIdx];
CTextSupportShader::CharacterInstance& inst = fc.m_charData[m_instIdx];
inst.m_mulColor.a = opacity;
fc.m_dirty = true;
break;
}
case Command::ImageRender:
{
BooImage& img = rb.m_images[m_bindIdx];
img.m_imageData.m_color.a = opacity;
img.m_dirty = true;
break;
}
default: break;
}
}
void CTextRenderBuffer::CommitResources()
{
if (m_committed)
return;
m_committed = true;
/* Ensure font textures are ready outside transaction */
for (BooFontCharacters& chs : m_fontCharacters)
chs.m_font->GetTexture();
m_booToken = CGraphics::CommitResources([&](boo::IGraphicsDataFactory::Context& ctx) -> bool
{
m_uniBuf = CTextSupportShader::s_Uniforms.allocateBlock(CGraphics::g_BooFactory);
auto uBufInfo = m_uniBuf.getBufferInfo();
for (BooFontCharacters& chs : m_fontCharacters)
{
chs.m_instBuf = CTextSupportShader::s_CharInsts.allocateBlock(CGraphics::g_BooFactory, chs.m_charCount);
auto iBufInfo = chs.m_instBuf.getBufferInfo();
boo::IVertexFormat* vFmt = CTextSupportShader::s_TextVtxFmt;
if (ctx.bindingNeedsVertexFormat())
{
boo::IGraphicsBufferD* buf = iBufInfo.first;
boo::VertexElementDescriptor elems[] =
{
{buf, nullptr, boo::VertexSemantic::Position4 | boo::VertexSemantic::Instanced, 0},
{buf, nullptr, boo::VertexSemantic::Position4 | boo::VertexSemantic::Instanced, 1},
{buf, nullptr, boo::VertexSemantic::Position4 | boo::VertexSemantic::Instanced, 2},
{buf, nullptr, boo::VertexSemantic::Position4 | boo::VertexSemantic::Instanced, 3},
{buf, nullptr, boo::VertexSemantic::UV4 | boo::VertexSemantic::Instanced, 0},
{buf, nullptr, boo::VertexSemantic::UV4 | boo::VertexSemantic::Instanced, 1},
{buf, nullptr, boo::VertexSemantic::UV4 | boo::VertexSemantic::Instanced, 2},
{buf, nullptr, boo::VertexSemantic::UV4 | boo::VertexSemantic::Instanced, 3},
{buf, nullptr, boo::VertexSemantic::Color | boo::VertexSemantic::Instanced, 0},
{buf, nullptr, boo::VertexSemantic::Color | boo::VertexSemantic::Instanced, 1},
{buf, nullptr, boo::VertexSemantic::Color | boo::VertexSemantic::Instanced, 2},
};
vFmt = ctx.newVertexFormat(11, elems, 0, iBufInfo.second);
}
boo::IGraphicsBuffer* uniforms[] = {uBufInfo.first};
boo::PipelineStage unistages[] = {boo::PipelineStage::Vertex};
size_t unioffs[] = {size_t(uBufInfo.second)};
size_t unisizes[] = {sizeof(CTextSupportShader::Uniform)};
boo::ITexture* texs[] = {chs.m_font->GetTexture()};
chs.m_dataBinding = ctx.newShaderDataBinding(CTextSupportShader::SelectTextPipeline(m_drawFlags),
vFmt, nullptr, iBufInfo.first, nullptr,
1, uniforms, unistages, unioffs,
unisizes, 1, texs, nullptr, nullptr, 0, iBufInfo.second);
}
for (BooImage& img : m_images)
{
img.m_instBuf = CTextSupportShader::s_ImgInsts.allocateBlock(CGraphics::g_BooFactory, 1);
auto iBufInfo = img.m_instBuf.getBufferInfo();
boo::IVertexFormat* vFmt = CTextSupportShader::s_ImageVtxFmt;
if (ctx.bindingNeedsVertexFormat())
{
boo::IGraphicsBufferD* buf = iBufInfo.first;
boo::VertexElementDescriptor elems[] =
{
{buf, nullptr, boo::VertexSemantic::Position4 | boo::VertexSemantic::Instanced, 0},
{buf, nullptr, boo::VertexSemantic::Position4 | boo::VertexSemantic::Instanced, 1},
{buf, nullptr, boo::VertexSemantic::Position4 | boo::VertexSemantic::Instanced, 2},
{buf, nullptr, boo::VertexSemantic::Position4 | boo::VertexSemantic::Instanced, 3},
{buf, nullptr, boo::VertexSemantic::UV4 | boo::VertexSemantic::Instanced, 0},
{buf, nullptr, boo::VertexSemantic::UV4 | boo::VertexSemantic::Instanced, 1},
{buf, nullptr, boo::VertexSemantic::UV4 | boo::VertexSemantic::Instanced, 2},
{buf, nullptr, boo::VertexSemantic::UV4 | boo::VertexSemantic::Instanced, 3},
{buf, nullptr, boo::VertexSemantic::Color | boo::VertexSemantic::Instanced, 0},
};
vFmt = ctx.newVertexFormat(9, elems, 0, iBufInfo.second);
}
boo::IGraphicsBuffer* uniforms[] = {uBufInfo.first};
boo::PipelineStage unistages[] = {boo::PipelineStage::Vertex};
size_t unioffs[] = {size_t(uBufInfo.second)};
size_t unisizes[] = {sizeof(CTextSupportShader::Uniform)};
img.m_dataBinding.reserve(img.m_imageDef.x4_texs.size());
for (TToken<CTexture>& tex : img.m_imageDef.x4_texs)
{
boo::ITexture* texs[] = {tex->GetBooTexture()};
img.m_dataBinding.push_back(ctx.newShaderDataBinding(CTextSupportShader::SelectImagePipeline(m_drawFlags),
vFmt, nullptr, iBufInfo.first, nullptr,
1, uniforms, unistages, unioffs,
unisizes, 1, texs, nullptr, nullptr, 0, iBufInfo.second));
}
}
return true;
});
}
void CTextRenderBuffer::SetMode(EMode mode)
{
if (mode == EMode::BufferFill)
{
m_images.reserve(m_imagesCount);
for (BooFontCharacters& fc : m_fontCharacters)
fc.m_charData.reserve(fc.m_charCount);
}
m_activeFontCh = -1;
x0_mode = mode;
}
void CTextRenderBuffer::SetPrimitiveOpacity(int idx, float opacity)
{
m_primitiveMarks[idx].SetOpacity(*this, opacity);
}
void CTextRenderBuffer::Render(const zeus::CColor& col, float time) const
{
const_cast<CTextRenderBuffer*>(this)->CommitResources();
zeus::CMatrix4f mv = CGraphics::g_GXModelView.toMatrix4f();
zeus::CMatrix4f proj = CGraphics::GetPerspectiveProjectionMatrix(true);
zeus::CMatrix4f mat = proj * mv;
const_cast<CTextRenderBuffer*>(this)->m_uniBuf.access() =
CTextSupportShader::Uniform{mat, col};
for (const BooFontCharacters& chs : m_fontCharacters)
{
if (chs.m_charData.size())
{
if (chs.m_dirty)
{
memmove(const_cast<BooFontCharacters&>(chs).m_instBuf.access(),
chs.m_charData.data(), sizeof(CTextSupportShader::CharacterInstance) *
chs.m_charData.size());
const_cast<BooFontCharacters&>(chs).m_dirty = false;
}
CGraphics::SetShaderDataBinding(chs.m_dataBinding);
CGraphics::DrawInstances(0, 4, chs.m_charData.size());
}
}
for (const BooImage& img : m_images)
{
if (img.m_dirty)
{
*const_cast<BooImage&>(img).m_instBuf.access() = img.m_imageData;
const_cast<BooImage&>(img).m_dirty = false;
}
int idx = int(img.m_imageDef.x0_fps * time) % img.m_dataBinding.size();
CGraphics::SetShaderDataBinding(img.m_dataBinding[idx]);
CGraphics::DrawInstances(0, 4, 1);
}
}
void CTextRenderBuffer::AddImage(const zeus::CVector2i& offset, const CFontImageDef& image)
{
if (x0_mode == EMode::AllocTally)
m_primitiveMarks.push_back({Command::ImageRender, m_imagesCount++, 0});
else
m_images.push_back({image, offset});
}
void CTextRenderBuffer::AddCharacter(const zeus::CVector2i& offset, char16_t ch,
const zeus::CColor& color)
{
if (m_activeFontCh == -1)
return;
BooFontCharacters& chs = m_fontCharacters[m_activeFontCh];
if (x0_mode == EMode::AllocTally)
m_primitiveMarks.push_back({Command::CharacterRender, m_activeFontCh, chs.m_charCount++});
else
{
const CGlyph* glyph = chs.m_font.GetObj()->GetGlyph(ch);
chs.m_charData.emplace_back();
CTextSupportShader::CharacterInstance& inst = chs.m_charData.back();
inst.SetMetrics(*glyph, offset);
inst.m_fontColor = m_main * color;
inst.m_outlineColor = m_outline * color;
inst.m_mulColor = zeus::CColor::skWhite;
}
}
void CTextRenderBuffer::AddPaletteChange(const zeus::CColor& main, const zeus::CColor& outline)
{
m_main = main;
m_outline = outline;
}
void CTextRenderBuffer::AddFontChange(const TToken<CRasterFont>& font)
{
for (int i=0 ; i<m_fontCharacters.size() ; ++i)
{
BooFontCharacters& chs = m_fontCharacters[i];
if (*chs.m_font.GetObjectTag() == *font.GetObjectTag())
{
m_activeFontCh = i;
return;
}
}
m_activeFontCh = m_fontCharacters.size();
m_fontCharacters.push_back({font});
}
bool CTextRenderBuffer::HasSpaceAvailable(const zeus::CVector2i& origin,
const zeus::CVector2i& extent) const
{
std::pair<zeus::CVector2i, zeus::CVector2i> bounds = AccumulateTextBounds();
if (bounds.first.x > bounds.second.x)
return true;
if (0 < origin.y)
return false;
zeus::CVector2i size = bounds.second - bounds.first;
return size.y <= extent.y;
}
std::pair<zeus::CVector2i, zeus::CVector2i> CTextRenderBuffer::AccumulateTextBounds() const
{
std::pair<zeus::CVector2i, zeus::CVector2i> ret = std::make_pair(zeus::CVector2i{INT_MAX, INT_MAX},
zeus::CVector2i{INT_MIN, INT_MIN});
for (const BooFontCharacters& chars : m_fontCharacters)
{
for (const CTextSupportShader::CharacterInstance& charInst : chars.m_charData)
{
ret.first.x = std::min(ret.first.x, int(charInst.m_pos[0].x));
ret.first.y = std::min(ret.first.y, int(charInst.m_pos[0].z));
ret.second.x = std::max(ret.second.x, int(charInst.m_pos[3].x));
ret.second.y = std::max(ret.second.y, int(charInst.m_pos[3].z));
}
}
for (const BooImage& imgs : m_images)
{
ret.first.x = std::min(ret.first.x, int(imgs.m_imageData.m_pos[0].x));
ret.first.y = std::min(ret.first.y, int(imgs.m_imageData.m_pos[0].z));
ret.second.x = std::max(ret.second.x, int(imgs.m_imageData.m_pos[3].x));
ret.second.y = std::max(ret.second.y, int(imgs.m_imageData.m_pos[3].z));
}
return ret;
}
}