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panda/src/glgsg/glGraphicsStateGuardian.cxx File Reference

#include "glGraphicsStateGuardian.h"
#include "glSavedFrameBuffer.h"
#include "glTextureContext.h"
#include "glGeomNodeContext.h"
#include "config_glgsg.h"
#include "config_util.h"
#include "displayRegion.h"
#include "renderBuffer.h"
#include "geom.h"
#include "geomIssuer.h"
#include "graphicsWindow.h"
#include "graphicsChannel.h"
#include "lens.h"
#include "perspectiveLens.h"
#include "directionalLight.h"
#include "pointLight.h"
#include "spotlight.h"
#include "planeNode.h"
#include "GL/glu.h"
#include "textureAttrib.h"
#include "lightAttrib.h"
#include "cullFaceAttrib.h"
#include "transparencyAttrib.h"
#include "alphaTestAttrib.h"
#include "depthTestAttrib.h"
#include "depthWriteAttrib.h"
#include "colorWriteAttrib.h"
#include "texMatrixAttrib.h"
#include "materialAttrib.h"
#include "renderModeAttrib.h"
#include "fogAttrib.h"
#include "depthOffsetAttrib.h"
#include "fog.h"
#include "clockObject.h"
#include "string_utils.h"
#include "nodePath.h"
#include "dcast.h"
#include "pvector.h"
#include <algorithm>

Go to the source code of this file.

Compounds
struct	draw_sprite_vertex_less
class	WrappedSprite
	CSN, 7/11/00. More...
Defines
#define	PANDA_TO_GL_COMPAREFUNC(PANDACMPFUNC)   (PANDACMPFUNC-1 +0x200)
Functions
void	issue_vertex_gl (const Geom *geom, Geom::VertexIterator &viterator, GraphicsStateGuardianBase *)
void	issue_normal_gl (const Geom *geom, Geom::NormalIterator &niterator, GraphicsStateGuardianBase *)
void	issue_texcoord_gl (const Geom *geom, Geom::TexCoordIterator &tciterator, GraphicsStateGuardianBase *)
void	issue_color_gl (const Geom *geom, Geom::ColorIterator &citerator, GraphicsStateGuardianBase *)
void	issue_transformed_color_gl (const Geom *geom, Geom::ColorIterator &citerator, GraphicsStateGuardianBase *gsg)
void	uchar_bgr_to_rgb (unsigned char *dest, const unsigned char *source, int num_pixels)
	Recopies the given array of pixels, converting from BGR to RGB arrangement.
void	uchar_bgra_to_rgba (unsigned char *dest, const unsigned char *source, int num_pixels)
	Recopies the given array of pixels, converting from BGRA to RGBA arrangement.
int	compute_gl_image_size (int xsize, int ysize, int external_format, int type)
	Calculates how many bytes GL will expect to read for a texture image, based on the number of pixels and the GL format and type.

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Detailed Description

Definition in file glGraphicsStateGuardian.cxx.

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Define Documentation

#define PANDA_TO_GL_COMPAREFUNC (  PANDACMPFUNC   )     (PANDACMPFUNC-1 +0x200)

Definition at line 2396 of file glGraphicsStateGuardian.cxx. Referenced by GLGraphicsStateGuardian::issue_tex_matrix(), and GLGraphicsStateGuardian::issue_transform().

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Function Documentation

int compute_gl_image_size (  int  xsize, int  ysize, int  external_format, int  type )  [static]

Calculates how many bytes GL will expect to read for a texture image, based on the number of pixels and the GL format and type. This is only used for debugging. Definition at line 2976 of file glGraphicsStateGuardian.cxx. Referenced by GLGraphicsStateGuardian::set_draw_buffer().

void issue_color_gl (  const Geom *  geom, Geom::ColorIterator &  citerator, GraphicsStateGuardianBase *  )  [static]

Definition at line 113 of file glGraphicsStateGuardian.cxx. Referenced by GLGraphicsStateGuardian::begin_frame(), GLGraphicsStateGuardian::draw_point(), and GLGraphicsStateGuardian::draw_quad().

void issue_normal_gl (  const Geom *  geom, Geom::NormalIterator &  niterator, GraphicsStateGuardianBase *  )  [static]

Definition at line 97 of file glGraphicsStateGuardian.cxx. Referenced by GLGraphicsStateGuardian::draw_point(), and GLGraphicsStateGuardian::draw_quad().

void issue_texcoord_gl (  const Geom *  geom, Geom::TexCoordIterator &  tciterator, GraphicsStateGuardianBase *  )  [static]

Definition at line 105 of file glGraphicsStateGuardian.cxx. Referenced by GLGraphicsStateGuardian::draw_point(), and GLGraphicsStateGuardian::draw_quad().

void issue_transformed_color_gl (  const Geom *  geom, Geom::ColorIterator &  citerator, GraphicsStateGuardianBase *  gsg )  [static]

Definition at line 121 of file glGraphicsStateGuardian.cxx. References Colorf. Referenced by GLGraphicsStateGuardian::draw_point(), and GLGraphicsStateGuardian::draw_quad().

void issue_vertex_gl (  const Geom *  geom, Geom::VertexIterator &  viterator, GraphicsStateGuardianBase *  )  [static]

Definition at line 89 of file glGraphicsStateGuardian.cxx. Referenced by GLGraphicsStateGuardian::draw_point(), and GLGraphicsStateGuardian::draw_quad().

void uchar_bgr_to_rgb (  unsigned char *  dest, const unsigned char *  source, int  num_pixels )  [static]

Recopies the given array of pixels, converting from BGR to RGB arrangement. Definition at line 138 of file glGraphicsStateGuardian.cxx. Referenced by GLGraphicsStateGuardian::set_draw_buffer(), CRGraphicsStateGuardian::set_read_buffer(), and GLGraphicsStateGuardian::texture_to_pixel_buffer().

void uchar_bgra_to_rgba (  unsigned char *  dest, const unsigned char *  source, int  num_pixels )  [static]

Recopies the given array of pixels, converting from BGRA to RGBA arrangement. Definition at line 159 of file glGraphicsStateGuardian.cxx. Referenced by GLGraphicsStateGuardian::set_draw_buffer(), and CRGraphicsStateGuardian::set_read_buffer().

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