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PhysX4.1/kaplademo/source/demoFramework/GLFontRenderer.h
2025-11-28 23:13:44 +05:30

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//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of NVIDIA CORPORATION nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Copyright (c) 2008-2018 NVIDIA Corporation. All rights reserved.
#ifndef __GL_FONT_RENDERER__
#define __GL_FONT_RENDERER__
#include "foundation/PxVec3.h"
#include "PsArray.h"
using namespace physx;
enum FontColor
{
FNT_COLOR_BLUE = 0xffff0000,
FNT_COLOR_GREEN = 0xff00ff00,
FNT_COLOR_RED = 0xff0000ff,
FNT_COLOR_DARK_BLUE = 0xff800000,
FNT_COLOR_DARK_GREEN = 0xff008000,
FNT_COLOR_DARK_RED = 0xff000080,
FNT_COLOR_WHITE = 0xffffffff
};
struct GLFontMeasureResult
{
float width;
float height;
GLFontMeasureResult( float w, float h )
: width( w )
, height( h )
{
}
};
class GLFontRenderer{
private:
bool m_isInit;
unsigned int m_textureObject;
int m_screenWidth;
int m_screenHeight;
unsigned int m_color;
shdfnd::Array<PxF32> mVertList;
shdfnd::Array<PxF32> mTextureCoordList;
template<typename TOperator>
void print( float fontSize, const char* pString, bool forceMonoSpace, int monoSpaceWidth, bool doOthoProj, TOperator inOperator );
public:
GLFontRenderer() : m_isInit(false), m_textureObject(0), m_screenWidth(0), m_screenHeight(0) {}
bool init();
void print(float x, float y, float fontSize, const char* pString, bool forceMonoSpace=false, int monoSpaceWidth=11, bool doOrthoProj=true);
GLFontMeasureResult measure( float fontSize, const char* pString, bool forceMonoSpace=false, int monoSpaceWidth=11 );
void print3d(const physx::PxVec3& pos, const physx::PxVec3& cameraDir, const physx::PxVec3& up, float fontSize, const char* pString, bool forceMonoSpace=false, int monoSpaceWidth=11);
void setScreenResolution(int screenWidth, int screenHeight);
void getScreenResolution( int& screenWidth, int& screenHeight ) { screenWidth = m_screenWidth; screenHeight = m_screenHeight; }
// PT: contrary to what the comment said before the format is abgr:
// 0xffff0000 = blue
// 0xff00ff00 = green
// 0xff0000ff = red
void setColor(unsigned int abgr);
};
#endif // __GL_FONT_RENDERER__