(986a3bf)

#include "render/mobileopenglgraphics.h"
#include "render/opengl/mgl.h"
#include "render/vertexes/imagecollection.h"
#include "resources/imagerect.h"
#include "resources/openglimagehelper.h"
#include "resources/image/image.h"
#include "utils/sdlcheckutils.h"
#include "debug.h"
#include "render/graphics_drawImageRect.hpp"
#include "render/graphics_calcImageRect.hpp"

Go to the source code of this file.

Macros
#define	vertFill2D(tVar, vVar, x1, y1, x2, y2, dstX, dstY, w, h)

Functions
static void	drawQuad (const Image *const image, const int srcX, const int srcY, const int dstX, const int dstY, const int width, const int height) A_INLINE

static void	drawRescaledQuad (const Image *const image, const int srcX, const int srcY, const int dstX, const int dstY, const int width, const int height, const int desiredWidth, const int desiredHeight) A_INLINE

Macro Definition Documentation

◆ vertFill2D

#define vertFill2D	(	tVar,
		vVar,
		x1,
		y1,
		x2,
		y2,
		dstX,
		dstY,
		w,
		h
	)

Value:

 tVar[vp + 0] = x1; \
 tVar[vp + 1] = y1; \
 tVar[vp + 2] = x2; \
 tVar[vp + 3] = y1; \
 tVar[vp + 4] = x2; \
 tVar[vp + 5] = y2; \
 tVar[vp + 6] = x1; \
 tVar[vp + 7] = y1; \
 tVar[vp + 8] = x1; \
 tVar[vp + 9] = y2; \
 tVar[vp + 10] = x2; \
 tVar[vp + 11] = y2; \
 vVar[vp + 0] = static_cast<GLshort>(dstX); \
 vVar[vp + 1] = static_cast<GLshort>(dstY); \
 vVar[vp + 2] = static_cast<GLshort>(dstX + w); \
 vVar[vp + 3] = static_cast<GLshort>(dstY); \
 vVar[vp + 4] = static_cast<GLshort>(dstX + w); \
 vVar[vp + 5] = static_cast<GLshort>(dstY + h); \
 vVar[vp + 6] = static_cast<GLshort>(dstX); \
 vVar[vp + 7] = static_cast<GLshort>(dstY); \
 vVar[vp + 8] = static_cast<GLshort>(dstX); \
 vVar[vp + 9] = static_cast<GLshort>(dstY + h); \
 vVar[vp + 10] = static_cast<GLshort>(dstX + w); \
 vVar[vp + 11] = static_cast<GLshort>(dstY + h)

Definition at line 48 of file mobileopenglgraphics.cpp.

Function Documentation

◆ drawQuad()

static void drawQuad	(	const Image *const	image,
		const int	srcX,
		const int	srcY,
		const int	dstX,
		const int	dstY,
		const int	width,
		const int	height
	)

inlinestatic

Definition at line 181 of file mobileopenglgraphics.cpp.

 {
 // if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
  {
  const float tw = static_cast<float>(image->mTexWidth);
  const float th = static_cast<float>(image->mTexHeight);
  // Find OpenGL normalized texture coordinates.
  const float texX1 = static_cast<float>(srcX) / tw;
  const float texY1 = static_cast<float>(srcY) / th;
  const float texX2 = static_cast<float>(srcX + width) / tw;
  const float texY2 = static_cast<float>(srcY + height) / th;
  
  GLfloat tex[] =
  {
  texX1, texY1,
  texX2, texY1,
  texX1, texY2,
  texX2, texY2
  };
  
  GLshort vert[] =
  {
  static_cast<GLshort>(dstX), static_cast<GLshort>(dstY),
  static_cast<GLshort>(dstX + width), static_cast<GLshort>(dstY),
  static_cast<GLshort>(dstX), static_cast<GLshort>(dstY + height),
  static_cast<GLshort>(dstX + width),
  static_cast<GLshort>(dstY + height)
  };
  
  glVertexPointer(2, GL_SHORT, 0, &vert);
  glTexCoordPointer(2, GL_FLOAT, 0, &tex);
  
 #ifdef DEBUG_DRAW_CALLS
  MobileOpenGLGraphics::mDrawCalls ++;
 #endif // DEBUG_DRAW_CALLS
  mglDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
 #ifdef OPENGLERRORS
  graphicsManager.logError();
 #endif // OPENGLERRORS
  }
 }

References graphicsManager, GraphicsManager::logError(), and mglDrawArrays.

◆ drawRescaledQuad()

static void drawRescaledQuad	(	const Image *const	image,
		const int	srcX,
		const int	srcY,
		const int	dstX,
		const int	dstY,
		const int	width,
		const int	height,
		const int	desiredWidth,
		const int	desiredHeight
	)