metaforce/Runtime/GuiSys/CTextRenderBuffer.hpp

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#ifndef __URDE_CTEXTRENDERBUFFER_HPP__
#define __URDE_CTEXTRENDERBUFFER_HPP__
#include "zeus/CColor.hpp"
#include "zeus/CVector2i.hpp"
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#include "zeus/CVector2f.hpp"
#include "zeus/CMatrix4f.hpp"
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#include "CToken.hpp"
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#include "CFontImageDef.hpp"
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#include "RetroTypes.hpp"
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#include "boo/graphicsdev/IGraphicsDataFactory.hpp"
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namespace urde
{
class CGraphicsPalette;
class CRasterFont;
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class CGlyph;
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class CTextExecuteBuffer;
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using CTextColor = zeus::CColor;
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class CTextRenderBuffer
{
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friend class CGuiTextSupport;
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public:
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enum class Command
{
CharacterRender,
ImageRender,
FontChange,
PaletteChange
};
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struct Primitive
{
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CTextColor x0_color1;
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Command x4_command;
u16 x8_xPos;
u16 xa_zPos;
wchar_t xc_glyph;
u8 xe_imageIndex;
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};
enum class EMode
{
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AllocTally,
BufferFill
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};
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private:
EMode x0_mode;
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#if 0
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std::vector<TToken<CRasterFont>> x4_fonts;
std::vector<CFontImageDef> x14_images;
std::vector<int> x24_primOffsets;
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std::vector<char> x34_bytecode;
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u32 x44_blobSize = 0;
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u32 x48_curBytecodeOffset = 0;
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u32 x50_paletteCount = 0;
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std::array<std::unique_ptr<CGraphicsPalette>, 64> x54_palettes;
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u32 x254_nextPalette = 0;
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#else
/* Boo-specific text-rendering functionality */
struct BooUniform
{
zeus::CMatrix4f m_mvp;
zeus::CColor m_uniformColor;
};
boo::IGraphicsBufferD* m_uniBuf;
struct BooCharacterInstance
{
zeus::CVector3f m_pos[4];
zeus::CVector2f m_uv[4];
zeus::CColor m_fontColor;
zeus::CColor m_outlineColor;
void SetMetrics(const CGlyph& glyph, const zeus::CVector2i& offset);
};
struct BooImageInstance
{
zeus::CVector3f m_pos[4];
zeus::CVector2f m_uv[4];
zeus::CColor m_color;
};
struct BooFontCharacters
{
TToken<CRasterFont> m_font;
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boo::IGraphicsBufferD* m_instBuf = nullptr;
boo::IShaderDataBinding* m_dataBinding = nullptr;
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std::vector<BooCharacterInstance> m_charData;
u32 m_charCount = 0;
bool m_dirty = true;
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BooFontCharacters(const CToken& token)
: m_font(token)
{
}
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};
std::vector<BooFontCharacters> m_fontCharacters;
struct BooImage
{
CFontImageDef m_imageDef;
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boo::IGraphicsBufferD* m_instBuf = nullptr;
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std::vector<boo::IShaderDataBinding*> m_dataBinding;
BooImageInstance m_imageData;
bool m_dirty = true;
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BooImage(const CFontImageDef& imgDef)
: m_imageDef(imgDef)
{
}
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};
std::vector<BooImage> m_images;
boo::GraphicsDataToken m_booToken;
struct BooPrimitiveMark
{
Command m_cmd;
u32 m_bindIdx;
u32 m_instIdx;
void SetOpacity(CTextRenderBuffer& rb, float opacity);
};
std::vector<BooPrimitiveMark> m_primitiveMarks;
u32 m_imagesCount = 0;
u32 m_activeFontCh = -1;
zeus::CColor m_main;
zeus::CColor m_outline;
bool m_committed = false;
void CommitResources();
#endif
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public:
CTextRenderBuffer(EMode mode);
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#if 0
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void SetPrimitive(const Primitive&, int);
Primitive GetPrimitive(int) const;
void GetOutStream();
void VerifyBuffer();
int GetMatchingPaletteIndex(const CGraphicsPalette& palette);
CGraphicsPalette* GetNextAvailablePalette();
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void AddPaletteChange(const CGraphicsPalette& palette);
#else
void SetPrimitiveOpacity(int idx, float opacity);
u32 GetPrimitiveCount() const {return m_primitiveMarks.size();}
#endif
void SetMode(EMode mode);
void Render(const zeus::CColor& col, float) const;
void AddImage(const zeus::CVector2i& offset, const CFontImageDef& image);
void AddCharacter(const zeus::CVector2i& offset, wchar_t ch, const zeus::CColor& color);
void AddPaletteChange(const zeus::CColor& main, const zeus::CColor& outline);
void AddFontChange(const TToken<CRasterFont>& font);
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};
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class CTextRenderBufferPages
{
public:
CTextRenderBufferPages(CTextExecuteBuffer&, const zeus::CVector2i&);
};
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}
#endif // __URDE_CTEXTRENDERBUFFER_HPP__