xm_tri.c

Mesa is an open-source implementation of the OpenGL specification - a system for rendering interacti

/*
 * XImage, smooth, NON-depth-buffered, PF_8A8R8G8B triangle.
 */
#define NAME smooth_8A8R8G8B_triangle
#define INTERP_RGB 1
#define INTERP_ALPHA 1
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y)
#define PIXEL_TYPE GLuint
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE						\
   GET_XRB(xrb);
#define RENDER_SPAN( span ) {					\
   GLuint i;							\
   for (i = 0; i < span.end; i++) {				\
      pRow[i] = PACK_8A8R8G8B(FixedToInt(span.red),		\
         FixedToInt(span.green), FixedToInt(span.blue),		\
         FixedToInt(span.alpha));				\
      span.red += span.redStep;					\
      span.green += span.greenStep;				\
      span.blue += span.blueStep;				\
      span.alpha += span.alphaStep;				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, smooth, NON-depth-buffered, PF_8R8G8B triangle.
 */
#define NAME smooth_8R8G8B_triangle
#define INTERP_RGB 1
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y)
#define PIXEL_TYPE GLuint
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE						\
   GET_XRB(xrb);
#define RENDER_SPAN( span ) {					\
   GLuint i;							\
   for (i = 0; i < span.end; i++) {				\
      pRow[i] = PACK_8R8G8B(FixedToInt(span.red),		\
         FixedToInt(span.green), FixedToInt(span.blue) );	\
      span.red += span.redStep;					\
      span.green += span.greenStep;				\
      span.blue += span.blueStep;				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, smooth, NON-depth-buffered, PF_8R8G8B triangle.
 */
#define NAME smooth_8R8G8B24_triangle
#define INTERP_RGB 1
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR3(xrb, X, Y)
#define PIXEL_TYPE bgr_t
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE					\
   GET_XRB(xrb);
#define RENDER_SPAN( span ) {				\
   GLuint i;						\
   PIXEL_TYPE *pixel = pRow;				\
   for (i = 0; i < span.end; i++, pixel++) {		\
      pixel->r = FixedToInt(span.red);			\
      pixel->g = FixedToInt(span.green);		\
      pixel->b = FixedToInt(span.blue);			\
      span.red += span.redStep;				\
      span.green += span.greenStep;			\
      span.blue += span.blueStep;			\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, smooth, NON-depth-buffered, PF_TRUEDITHER triangle.
 */
#define NAME smooth_TRUEDITHER_triangle
#define INTERP_RGB 1
#define SETUP_CODE						\
   XMesaContext xmesa = XMESA_CONTEXT(ctx);			\
   GET_XRB(xrb);						\
   XMesaImage *img = xrb->ximage;
#define RENDER_SPAN( span ) {					\
   GLuint i;							\
   GLint x = span.x, y = YFLIP(xrb, span.y);	\
   for (i = 0; i < span.end; i++, x++) {			\
      unsigned long p;						\
      PACK_TRUEDITHER(p, x, y, FixedToInt(span.red),		\
         FixedToInt(span.green), FixedToInt(span.blue));	\
      XMesaPutPixel(img, x, y, p );				\
      span.red += span.redStep;					\
      span.green += span.greenStep;				\
      span.blue += span.blueStep;				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, smooth, NON-depth-buffered, PF_5R6G5B triangle.
 */
#define NAME smooth_5R6G5B_triangle
#define INTERP_RGB 1
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y)
#define PIXEL_TYPE GLushort
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE						\
   GET_XRB(xrb);
#define RENDER_SPAN( span ) {					\
   GLuint i;							\
   for (i = 0; i < span.end; i++) {				\
      pRow[i] = (PIXEL_TYPE) PACK_5R6G5B(FixedToInt(span.red),	\
         FixedToInt(span.green), FixedToInt(span.blue));	\
      span.red += span.redStep;					\
      span.green += span.greenStep;				\
      span.blue += span.blueStep;				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, smooth, NON-depth-buffered, PF_DITHER_5R6G5B triangle.
 */
#define NAME smooth_DITHER_5R6G5B_triangle
#define INTERP_RGB 1
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y)
#define PIXEL_TYPE GLushort
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE						\
   XMesaContext xmesa = XMESA_CONTEXT(ctx);			\
   GET_XRB(xrb);
#define RENDER_SPAN( span ) {					\
   GLuint i;							\
   GLint x = span.x, y = YFLIP(xrb, span.y);	\
   for (i = 0; i < span.end; i++, x++) {			\
      PACK_TRUEDITHER(pRow[i], x, y, FixedToInt(span.red),	\
         FixedToInt(span.green), FixedToInt(span.blue));	\
      span.red += span.redStep;					\
      span.green += span.greenStep;				\
      span.blue += span.blueStep;				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, smooth, NON-depth-buffered, 8-bit PF_DITHER triangle.
 */
#define NAME smooth_DITHER8_triangle
#define INTERP_RGB 1
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y)
#define PIXEL_TYPE GLubyte
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE						\
   GET_XRB(xrb);
#define RENDER_SPAN( span ) {					\
   GLuint i;							\
   GLint x = span.x, y = YFLIP(xrb, span.y);	\
   XDITHER_SETUP(y);						\
   for (i = 0; i < span.end; i++, x++) {			\
      pRow[i] = (PIXEL_TYPE) XDITHER(x, FixedToInt(span.red),	\
         FixedToInt(span.green), FixedToInt(span.blue) );	\
      span.red += span.redStep;					\
      span.green += span.greenStep;				\
      span.blue += span.blueStep;				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, smooth, NON-depth-buffered, PF_DITHER triangle.
 */
#define NAME smooth_DITHER_triangle
#define INTERP_RGB 1
#define SETUP_CODE						\
   GET_XRB(xrb);						\
   XMesaImage *img = xrb->ximage;
#define RENDER_SPAN( span ) {					\
   GLuint i;							\
   GLint x = span.x, y = YFLIP(xrb, span.y);	\
   XDITHER_SETUP(y);						\
   for (i = 0; i < span.end; i++, x++) {			\
      unsigned long p = XDITHER(x, FixedToInt(span.red),	\
         FixedToInt(span.green), FixedToInt(span.blue) );	\
      XMesaPutPixel(img, x, y, p);				\
      span.red += span.redStep;					\
      span.green += span.greenStep;				\
      span.blue += span.blueStep;				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, smooth, NON-depth-buffered, 8-bit PF_LOOKUP triangle.
 */
#define NAME smooth_LOOKUP8_triangle
#define INTERP_RGB 1
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y)
#define PIXEL_TYPE GLubyte
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE						\
   GET_XRB(xrb);
#define RENDER_SPAN( span ) {					\
   GLuint i;							\
   LOOKUP_SETUP;						\
   for (i = 0; i < span.end; i++) {				\
      pRow[i] = LOOKUP(FixedToInt(span.red),			\
         FixedToInt(span.green), FixedToInt(span.blue));	\
      span.red += span.redStep;					\
      span.green += span.greenStep;				\
      span.blue += span.blueStep;				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, smooth, NON-depth-buffered, 8-bit PF_HPCR triangle.
 */
#define NAME smooth_HPCR_triangle
#define INTERP_RGB 1
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y)
#define PIXEL_TYPE GLubyte
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE						\
   XMesaContext xmesa = XMESA_CONTEXT(ctx);			\
   GET_XRB(xrb);
#define RENDER_SPAN( span ) {					\
   GLuint i;							\
   GLint x = span.x, y = YFLIP(xrb, span.y);	\
   for (i = 0; i < span.end; i++, x++) {			\
      pRow[i] = DITHER_HPCR(x, y, FixedToInt(span.red),		\
         FixedToInt(span.green), FixedToInt(span.blue));	\
      span.red += span.redStep;					\
      span.green += span.greenStep;				\
      span.blue += span.blueStep;				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, flat, NON-depth-buffered, PF_TRUECOLOR triangle.
 */
#define NAME flat_TRUECOLOR_triangle
#define SETUP_CODE						\
   XMesaContext xmesa = XMESA_CONTEXT(ctx);			\
   GET_XRB(xrb);						\
   XMesaImage *img = xrb->ximage;				\
   unsigned long pixel;						\
   PACK_TRUECOLOR(pixel, v2->color[0], v2->color[1], v2->color[2]);
#define RENDER_SPAN( span ) {					\
   GLuint i;							\
   GLint x = span.x, y = YFLIP(xrb, span.y);	\
   for (i = 0; i < span.end; i++, x++) {			\
      XMesaPutPixel(img, x, y, pixel);				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, flat, NON-depth-buffered, PF_8A8B8G8R triangle.
 */
#define NAME flat_8A8B8G8R_triangle
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y)
#define PIXEL_TYPE GLuint
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE					\
   GET_XRB(xrb);					\
   unsigned long p = PACK_8B8G8R( v2->color[0],		\
		 v2->color[1], v2->color[2] );
#define RENDER_SPAN( span ) {				\
   GLuint i;						\
   for (i = 0; i < span.end; i++) {			\
      pRow[i] = (PIXEL_TYPE) p;				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, flat, NON-depth-buffered, PF_8A8R8G8B triangle.
 */
#define NAME flat_8A8R8G8B_triangle
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y)
#define PIXEL_TYPE GLuint
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE					\
   GET_XRB(xrb);					\
   unsigned long p = PACK_8R8G8B( v2->color[0],		\
		 v2->color[1], v2->color[2] );
#define RENDER_SPAN( span ) {				\
   GLuint i;						\
   for (i = 0; i < span.end; i++) {			\
      pRow[i] = (PIXEL_TYPE) p;				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, flat, NON-depth-buffered, PF_8R8G8B triangle.
 */
#define NAME flat_8R8G8B_triangle
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y)
#define PIXEL_TYPE GLuint
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE					\
   GET_XRB(xrb);					\
   unsigned long p = PACK_8R8G8B( v2->color[0],		\
		 v2->color[1], v2->color[2] );
#define RENDER_SPAN( span ) {				\
   GLuint i;						\
   for (i = 0; i < span.end; i++) {			\
      pRow[i] = (PIXEL_TYPE) p;				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, flat, NON-depth-buffered, PF_8R8G8B24 triangle.
 */
#define NAME flat_8R8G8B24_triangle
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR3(xrb, X, Y)
#define PIXEL_TYPE bgr_t
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE					\
   GET_XRB(xrb);					\
   const GLubyte *color = v2->color;
#define RENDER_SPAN( span ) {				\
   GLuint i;						\
   PIXEL_TYPE *pixel = pRow;				\
   for (i = 0; i < span.end; i++, pixel++) {		\
      pixel->r = color[RCOMP];				\
      pixel->g = color[GCOMP];				\
      pixel->b = color[BCOMP];				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, flat, NON-depth-buffered, PF_TRUEDITHER triangle.
 */
#define NAME flat_TRUEDITHER_triangle
#define SETUP_CODE						\
   XMesaContext xmesa = XMESA_CONTEXT(ctx);			\
   GET_XRB(xrb);						\
   XMesaImage *img = xrb->ximage;
#define RENDER_SPAN( span ) {					\
   GLuint i;							\
   GLint x = span.x, y = YFLIP(xrb, span.y);	\
   for (i = 0; i < span.end; i++, x++) {			\
      unsigned long p;						\
      PACK_TRUEDITHER(p, x, y, v2->color[0],			\
               v2->color[1], v2->color[2] );			\
      XMesaPutPixel(img, x, y, p);				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, flat, NON-depth-buffered, PF_5R6G5B triangle.
 */
#define NAME flat_5R6G5B_triangle
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y)
#define PIXEL_TYPE GLushort
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE					\
   GET_XRB(xrb);					\
   unsigned long p = PACK_5R6G5B( v2->color[0],		\
		 v2->color[1], v2->color[2] );
#define RENDER_SPAN( span ) {				\
   GLuint i;						\
   for (i = 0; i < span.end; i++) {			\
      pRow[i] = (PIXEL_TYPE) p;				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, flat, NON-depth-buffered, PF_DITHER_5R6G5B triangle.
 */
#define NAME flat_DITHER_5R6G5B_triangle
#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y)
#define PIXEL_TYPE GLushort
#define BYTES_PER_ROW (xrb->ximage->bytes_per_line)
#define SETUP_CODE						\
   XMesaContext xmesa = XMESA_CONTEXT(ctx);			\
   GET_XRB(xrb);						\
   const GLubyte *color = v2->color;
#define RENDER_SPAN( span ) {					\
   GLuint i;							\
   GLint x = span.x, y = YFLIP(xrb, span.y);	\
   for (i = 0; i < span.end; i++, x++) {			\
      PACK_TRUEDITHER(pRow[i], x, y, color[RCOMP],		\
         color[GCOMP], color[BCOMP]);				\
   } }
#include "swrast/s_tritemp.h"



/*
 * XImage, flat, NON-depth-buffered, 8-bit PF_DITHER triangle.
 */