metaforce/specter/include/Specter/View.hpp

134 lines
3.7 KiB
C++

#ifndef SPECTER_VIEW_HPP
#define SPECTER_VIEW_HPP
#include <boo/boo.hpp>
#include "CVector3f.hpp"
#include "CMatrix4f.hpp"
#include "CTransform.hpp"
#include "CColor.hpp"
#include "HECL/CVar.hpp"
#include <boo/graphicsdev/GL.hpp>
#include <boo/graphicsdev/D3D.hpp>
#include <boo/graphicsdev/Metal.hpp>
namespace Specter
{
class ThemeData;
class ViewResources;
class RootView;
class View
{
public:
struct SolidShaderVert
{
Zeus::CVector3f m_pos;
Zeus::CColor m_color = Zeus::CColor::skClear;
};
struct TexShaderVert
{
Zeus::CVector3f m_pos;
Zeus::CVector2f m_uv;
};
private:
RootView& m_rootView;
View& m_parentView;
boo::SWindowRect m_subRect;
boo::IGraphicsBufferD* m_bgVertBuf;
boo::IVertexFormat* m_bgVtxFmt = nullptr; /* OpenGL only */
boo::IShaderDataBinding* m_bgShaderBinding;
SolidShaderVert m_bgRect[4];
boo::IGraphicsDataToken m_gfxData;
friend class RootView;
void buildResources(ViewResources& res);
View(ViewResources& res);
protected:
struct ViewBlock
{
Zeus::CMatrix4f m_mv;
void setViewRect(const boo::SWindowRect& root, const boo::SWindowRect& sub)
{
m_mv[0][0] = 2.0f / root.size[0];
m_mv[1][1] = 2.0f / root.size[1];
m_mv[3][0] = sub.location[0] * m_mv[0][0] - 1.0f;
m_mv[3][1] = sub.location[1] * m_mv[1][1] - 1.0f;
}
} m_viewVertBlock;
#define SPECTER_VIEW_VERT_BLOCK_GLSL\
"uniform SpecterViewBlock\n"\
"{\n"\
" mat4 mv;\n"\
"};\n"
#define SPECTER_VIEW_VERT_BLOCK_HLSL\
"cbuffer SpecterViewBlock : register(b0)\n"\
"{\n"\
" float4x4 mv;\n"\
"};\n"
#define SPECTER_VIEW_VERT_BLOCK_METAL\
"struct SpecterViewBlock\n"\
"{\n"\
" float4x4 mv;\n"\
"};\n"
boo::IGraphicsBufferD* m_viewVertBlockBuf;
public:
struct Resources
{
boo::IShaderPipeline* m_solidShader = nullptr;
boo::IVertexFormat* m_solidVtxFmt = nullptr; /* Not OpenGL */
boo::IShaderPipeline* m_texShader = nullptr;
boo::IVertexFormat* m_texVtxFmt = nullptr; /* Not OpenGL */
void init(boo::GLDataFactory* factory, const ThemeData& theme);
#if _WIN32
void init(boo::ID3DDataFactory* factory, const ThemeData& theme);
#elif BOO_HAS_METAL
void init(boo::MetalDataFactory* factory, const ThemeData& theme);
#endif
};
protected:
View(ViewResources& res, View& parentView);
void commitResources(ViewResources& res);
public:
virtual ~View() {}
View() = delete;
View(const View& other) = delete;
View& operator=(const View& other) = delete;
View& parentView() {return m_parentView;}
RootView& rootView() {return m_rootView;}
const boo::SWindowRect& subRect() const {return m_subRect;}
int width() const {return m_subRect.size[0];}
int height() const {return m_subRect.size[1];}
void updateSize();
void setBackground(const Zeus::CColor& color)
{
for (int i=0 ; i<4 ; ++i)
m_bgRect[i].m_color = color;
m_bgVertBuf->load(&m_bgRect, sizeof(SolidShaderVert) * 4);
}
virtual int nominalWidth() const {return 0;}
virtual int nominalHeight() const {return 0;}
virtual void updateCVar(HECL::CVar* cvar) {}
virtual void mouseDown(const boo::SWindowCoord&, boo::EMouseButton, boo::EModifierKey) {}
virtual void mouseUp(const boo::SWindowCoord&, boo::EMouseButton, boo::EModifierKey) {}
virtual void mouseMove(const boo::SWindowCoord&) {}
virtual void mouseEnter(const boo::SWindowCoord&) {}
virtual void mouseLeave(const boo::SWindowCoord&) {}
virtual void resized(const boo::SWindowRect& root, const boo::SWindowRect& sub);
virtual void draw(boo::IGraphicsCommandQueue* gfxQ);
};
}
#endif // SPECTER_VIEW_HPP