fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2025-12-26 19:20:08 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Removed fixed.h (GLfixed now in mtypes.h, fixed-pt macros in mmath.h)

Browse source 
Clean-up of color conversion macros.
New mmath.h macros (IROUND, IFLOOR, ICEIL, FRAC) used in various places.
This commit is contained in:
Brian Paul 2001-01-02 22:02:51 +00:00
parent 8446d1bab1
commit 3041d05bbc
18 changed files with 180 additions and 233 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
src/mesa/drivers/glide/fxdd.c
View file

@ -63,6 +63,9 @@
#include "tnl/t_pipeline.h"
float gl_ubyte_to_float_255_color_tab[256];
/* These lookup table are used to extract RGB values in [0,255] from
* 16-bit pixel values.
*/
@ -667,8 +670,13 @@ static const struct gl_pipeline_stage *fx_pipeline[] = {
int fxDDInitFxMesaContext( fxMesaContext fxMesa )
{
int i;
static int firsttime = 1;
for (i = 0 ; i < 256 ; i++) {
gl_ubyte_to_float_255_color_tab[i] = (float) i;
}
if (firsttime) {
fxDDSetupInit();
fxDDTrifuncInit();

10
src/mesa/drivers/glide/fxdrv.h
View file

@ -87,6 +87,16 @@
#define T1COORD GR_VERTEX_TOW_TMU1_OFFSET
extern float gl_ubyte_to_float_255_color_tab[256];
#define UBYTE_COLOR_TO_FLOAT_255_COLOR(c) gl_ubyte_to_float_255_color_tab[c]
#define UBYTE_COLOR_TO_FLOAT_255_COLOR2(f,c) \
(*(int *)&(f)) = ((int *)gl_ubyte_to_float_255_color_tab)[c]
#define LINTERP(T, A, B) ((A) + (T) * ((B) - (A)))
/* Should have size == 16 * sizeof(float).
*/
typedef union {

3
src/mesa/drivers/osmesa/osmesa.c
View file

@ -1,4 +1,4 @@
/* $Id: osmesa.c,v 1.35 2000/12/26 05:09:30 keithw Exp $ */
/* $Id: osmesa.c,v 1.36 2001/01/02 22:02:52 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -45,6 +45,7 @@
#include "macros.h"
#include "mem.h"
#include "matrix.h"
#include "mmath.h"
#include "mtypes.h"
#include "extensions.h"
#include "swrast/swrast.h"

3
src/mesa/drivers/x11/xm_line.c
View file

@ -1,4 +1,4 @@
/* $Id: xm_line.c,v 1.13 2000/12/13 16:24:40 brianp Exp $ */
/* $Id: xm_line.c,v 1.14 2001/01/02 22:02:52 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -35,6 +35,7 @@
#include "glxheader.h"
#include "depth.h"
#include "macros.h"
#include "mmath.h"
#include "mtypes.h"
#include "xmesaP.h"

3
src/mesa/drivers/x11/xm_tri.c
View file

@ -1,4 +1,4 @@
/* $Id: xm_tri.c,v 1.14 2000/12/13 16:24:39 brianp Exp $ */
/* $Id: xm_tri.c,v 1.15 2001/01/02 22:02:52 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -35,6 +35,7 @@
#include "glxheader.h"
#include "depth.h"
#include "macros.h"
#include "mmath.h"
#include "mtypes.h"
#include "xmesaP.h"

35
src/mesa/main/api_loopback.c
View file

@ -1,4 +1,4 @@
/* $Id: api_loopback.c,v 1.4 2000/12/26 05:09:27 keithw Exp $ */
/* $Id: api_loopback.c,v 1.5 2001/01/02 22:02:51 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -88,9 +88,9 @@ loopback_Color3d( GLdouble red, GLdouble green, GLdouble blue )
GLfloat r = red;
GLfloat g = green;
GLfloat b = blue;
FLOAT_COLOR_TO_UBYTE_COLOR(col[0], r);
FLOAT_COLOR_TO_UBYTE_COLOR(col[1], g);
FLOAT_COLOR_TO_UBYTE_COLOR(col[2], b);
UNCLAMPED_FLOAT_TO_UBYTE(col[0], r);
UNCLAMPED_FLOAT_TO_UBYTE(col[1], g);
UNCLAMPED_FLOAT_TO_UBYTE(col[2], b);
col[3] = 255;
COLORUBV( col );
}
@ -158,10 +158,10 @@ loopback_Color4d( GLdouble red, GLdouble green, GLdouble blue, GLdouble alpha )
GLfloat g = green;
GLfloat b = blue;
GLfloat a = alpha;
FLOAT_COLOR_TO_UBYTE_COLOR(col[0], r);
FLOAT_COLOR_TO_UBYTE_COLOR(col[1], g);
FLOAT_COLOR_TO_UBYTE_COLOR(col[2], b);
FLOAT_COLOR_TO_UBYTE_COLOR(col[3], a);
UNCLAMPED_FLOAT_TO_UBYTE(col[0], r);
UNCLAMPED_FLOAT_TO_UBYTE(col[1], g);
UNCLAMPED_FLOAT_TO_UBYTE(col[2], b);
UNCLAMPED_FLOAT_TO_UBYTE(col[3], a);
COLORUBV( col );
}
@ -1178,9 +1178,9 @@ loopback_SecondaryColor3dEXT( GLdouble red, GLdouble green, GLdouble blue )
GLfloat r = red;
GLfloat g = green;
GLfloat b = blue;
FLOAT_COLOR_TO_UBYTE_COLOR(col[0], r);
FLOAT_COLOR_TO_UBYTE_COLOR(col[1], g);
FLOAT_COLOR_TO_UBYTE_COLOR(col[2], b);
UNCLAMPED_FLOAT_TO_UBYTE(col[0], r);
UNCLAMPED_FLOAT_TO_UBYTE(col[1], g);
UNCLAMPED_FLOAT_TO_UBYTE(col[2], b);
SECONDARYCOLORUB( col[0], col[1], col[2] );
}
@ -1219,9 +1219,10 @@ loopback_SecondaryColor3usEXT( GLushort red, GLushort green, GLushort blue )
static void
loopback_SecondaryColor3bvEXT( const GLbyte *v )
{
SECONDARYCOLORUB(BYTE_TO_UBYTE(v[0]),
BYTE_TO_UBYTE(v[1]),
BYTE_TO_UBYTE(v[2]));
const GLfloat r = BYTE_TO_FLOAT(v[0]);
const GLfloat g = BYTE_TO_FLOAT(v[1]);
const GLfloat b = BYTE_TO_FLOAT(v[2]);
SECONDARYCOLORF(r, g, b);
}
static void
@ -1231,9 +1232,9 @@ loopback_SecondaryColor3dvEXT( const GLdouble *v )
GLfloat r = v[0];
GLfloat g = v[1];
GLfloat b = v[2];
FLOAT_COLOR_TO_UBYTE_COLOR(col[0], r);
FLOAT_COLOR_TO_UBYTE_COLOR(col[1], g);
FLOAT_COLOR_TO_UBYTE_COLOR(col[2], b);
UNCLAMPED_FLOAT_TO_UBYTE(col[0], r);
UNCLAMPED_FLOAT_TO_UBYTE(col[1], g);
UNCLAMPED_FLOAT_TO_UBYTE(col[2], b);
SECONDARYCOLORUB( col[0], col[1], col[2] );
}

32
src/mesa/main/api_noop.c
View file

@ -151,17 +151,19 @@ void _mesa_noop_Color4f( GLfloat a, GLfloat b, GLfloat c, GLfloat d )
{
GET_CURRENT_CONTEXT(ctx);
GLubyte *color = ctx->Current.Color;
FLOAT_COLOR_TO_UBYTE_COLOR(color[0], a);
FLOAT_COLOR_TO_UBYTE_COLOR(color[1], b);
FLOAT_COLOR_TO_UBYTE_COLOR(color[2], c);
FLOAT_COLOR_TO_UBYTE_COLOR(color[3], d);
UNCLAMPED_FLOAT_TO_UBYTE(color[0], a);
UNCLAMPED_FLOAT_TO_UBYTE(color[1], b);
UNCLAMPED_FLOAT_TO_UBYTE(color[2], c);
UNCLAMPED_FLOAT_TO_UBYTE(color[3], d);
}
void _mesa_noop_Color4fv( const GLfloat *v )
{
GET_CURRENT_CONTEXT(ctx);
GLubyte *color = ctx->Current.Color;
FLOAT_RGBA_TO_CHAN_RGBA( color, v );
UNCLAMPED_FLOAT_TO_CHAN(color[0], v[0]);
UNCLAMPED_FLOAT_TO_CHAN(color[1], v[1]);
UNCLAMPED_FLOAT_TO_CHAN(color[2], v[2]);
}
void _mesa_noop_Color3ub( GLubyte a, GLubyte b, GLubyte c )
@ -188,9 +190,9 @@ void _mesa_noop_Color3f( GLfloat a, GLfloat b, GLfloat c )
{
GET_CURRENT_CONTEXT(ctx);
GLubyte *color = ctx->Current.Color;
FLOAT_COLOR_TO_UBYTE_COLOR(color[0], a);
FLOAT_COLOR_TO_UBYTE_COLOR(color[1], b);
FLOAT_COLOR_TO_UBYTE_COLOR(color[2], c);
UNCLAMPED_FLOAT_TO_UBYTE(color[0], a);
UNCLAMPED_FLOAT_TO_UBYTE(color[1], b);
UNCLAMPED_FLOAT_TO_UBYTE(color[2], c);
color[3] = 255;
}
@ -198,7 +200,9 @@ void _mesa_noop_Color3fv( const GLfloat *v )
{
GET_CURRENT_CONTEXT(ctx);
GLubyte *color = ctx->Current.Color;
FLOAT_RGB_TO_CHAN_RGB( color, v );
UNCLAMPED_FLOAT_TO_CHAN(color[0], v[0]);
UNCLAMPED_FLOAT_TO_CHAN(color[1], v[1]);
UNCLAMPED_FLOAT_TO_CHAN(color[2], v[2]);
color[3] = 255;
}
@ -363,9 +367,9 @@ void _mesa_noop_SecondaryColor3fEXT( GLfloat a, GLfloat b, GLfloat c )
{
GET_CURRENT_CONTEXT(ctx);
GLubyte *color = ctx->Current.SecondaryColor;
FLOAT_COLOR_TO_UBYTE_COLOR(color[0], a);
FLOAT_COLOR_TO_UBYTE_COLOR(color[1], b);
FLOAT_COLOR_TO_UBYTE_COLOR(color[2], c);
UNCLAMPED_FLOAT_TO_UBYTE(color[0], a);
UNCLAMPED_FLOAT_TO_UBYTE(color[1], b);
UNCLAMPED_FLOAT_TO_UBYTE(color[2], c);
color[3] = 255;
}
@ -373,7 +377,9 @@ void _mesa_noop_SecondaryColor3fvEXT( const GLfloat *v )
{
GET_CURRENT_CONTEXT(ctx);
GLubyte *color = ctx->Current.SecondaryColor;
FLOAT_RGB_TO_CHAN_RGB( color, v );
UNCLAMPED_FLOAT_TO_CHAN(color[0], v[0]);
UNCLAMPED_FLOAT_TO_CHAN(color[1], v[1]);
UNCLAMPED_FLOAT_TO_CHAN(color[2], v[2]);
color[3] = 255;
}

118
src/mesa/main/colormac.h
View file

@ -1,4 +1,4 @@
/* $Id: colormac.h,v 1.4 2000/11/24 10:25:05 keithw Exp $ */
/* $Id: colormac.h,v 1.5 2001/01/02 22:02:51 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -42,60 +42,6 @@
*/
/*
* Integer / float conversion for colors, normals, etc.
*/
#define BYTE_TO_UBYTE(b) (b < 0 ? 0 : (GLubyte) b)
#define SHORT_TO_UBYTE(s) (s < 0 ? 0 : (GLubyte) (s >> 7))
#define USHORT_TO_UBYTE(s) (GLubyte) (s >> 8)
#define INT_TO_UBYTE(i) (i < 0 ? 0 : (GLubyte) (i >> 23))
#define UINT_TO_UBYTE(i) (GLubyte) (i >> 24)
/* Convert GLfloat in [0.0,1.0] to GLubyte in [0,255] */
#define FLOAT_TO_UBYTE(X) ((GLubyte) (GLint) (((X)) * 255.0F))
/* Convert GLbyte in [-128,127] to GLfloat in [-1.0,1.0] */
#define BYTE_TO_FLOAT(B) ((2.0F * (B) + 1.0F) * (1.0F/255.0F))
/* Convert GLfloat in [-1.0,1.0] to GLbyte in [-128,127] */
#define FLOAT_TO_BYTE(X) ( (((GLint) (255.0F * (X))) - 1) / 2 )
/* Convert GLushort in [0,65536] to GLfloat in [0.0,1.0] */
#define USHORT_TO_FLOAT(S) ((GLfloat) (S) * (1.0F / 65535.0F))
/* Convert GLfloat in [0.0,1.0] to GLushort in [0,65536] */
#define FLOAT_TO_USHORT(X) ((GLushort) (GLint) ((X) * 65535.0F))
/* Convert GLshort in [-32768,32767] to GLfloat in [-1.0,1.0] */
#define SHORT_TO_FLOAT(S) ((2.0F * (S) + 1.0F) * (1.0F/65535.0F))
/* Convert GLfloat in [0.0,1.0] to GLshort in [-32768,32767] */
#define FLOAT_TO_SHORT(X) ( (((GLint) (65535.0F * (X))) - 1) / 2 )
/* Convert GLuint in [0,4294967295] to GLfloat in [0.0,1.0] */
#define UINT_TO_FLOAT(U) ((GLfloat) (U) * (1.0F / 4294967295.0F))
/* Convert GLfloat in [0.0,1.0] to GLuint in [0,4294967295] */
#define FLOAT_TO_UINT(X) ((GLuint) ((X) * 4294967295.0))
/* Convert GLint in [-2147483648,2147483647] to GLfloat in [-1.0,1.0] */
#define INT_TO_FLOAT(I) ((2.0F * (I) + 1.0F) * (1.0F/4294967294.0F))
/* Convert GLfloat in [-1.0,1.0] to GLint in [-2147483648,2147483647] */
/* causes overflow:
#define FLOAT_TO_INT(X) ( (((GLint) (4294967294.0F * (X))) - 1) / 2 )
*/
/* a close approximation: */
#define FLOAT_TO_INT(X) ( (GLint) (2147483647.0 * (X)) )
#if CHAN_BITS == 8
#define BYTE_TO_CHAN(b) ((b) < 0 ? 0 : (GLchan) (b))
@ -106,12 +52,15 @@
#define UINT_TO_CHAN(i) ((GLchan) ((i) >> 24))
#define CHAN_TO_FLOAT(c) UBYTE_TO_FLOAT(c)
#define FLOAT_TO_CHAN(f) ( (GLchan) IROUND((f) * CHAN_MAXF) )
#define FLOAT_COLOR_TO_CHAN(c, f) FLOAT_COLOR_TO_UBYTE_COLOR(c, f)
#define CLAMPED_FLOAT_TO_CHAN(c, f) CLAMPED_FLOAT_TO_UBYTE(c, f)
#define UNCLAMPED_FLOAT_TO_CHAN(c, f) UNCLAMPED_FLOAT_TO_UBYTE(c, f)
#define COPY_CHAN4(DST, SRC) COPY_4UBV(DST, SRC)
#define CHAN_PRODUCT(a, b) ( (GLubyte) (((GLint)(a) * ((GLint)(b) + 1)) >> 8) )
#define CHAN_PRODUCT(a, b) ((GLubyte) (((GLint)(a) * ((GLint)(b) + 1)) >> 8))
#elif CHAN_BITS == 16
@ -122,14 +71,18 @@
#define INT_TO_CHAN(i) ((i) < 0 ? 0 : (GLchan) ((i) >> 15))
#define UINT_TO_CHAN(i) ((GLchan) ((i) >> 16))
#define CHAN_TO_FLOAT(c) ((GLfloat) ((c) * (1.0 / CHAN_MAXF)))
#define CHAN_TO_FLOAT(c) ((GLfloat) ((c) * (1.0 / CHAN_MAXF) + 0.5F))
#define FLOAT_TO_CHAN(f) ((GLchan) IROUND((f) * CHAN_MAXF))
#define FLOAT_COLOR_TO_CHAN(c, f) \
c = ((GLchan) FloatToInt(CLAMP(f, 0.0F, 1.0F) * CHAN_MAXF + 0.5F))
#define CLAMPED_FLOAT_TO_CHAN(c, f) \
c = ((GLchan) IROUND((f) * CHAN_MAXF))
#define UNCLAMPED_FLOAT_TO_CHAN(c, f) \
c = ( (GLchan) IROUND( CLAMP(f, 0.0, 1.0) * CHAN_MAXF) )
#define COPY_CHAN4(DST, SRC) COPY_4V(DST, SRC)
#define CHAN_PRODUCT(a, b) ( (GLchan) ((((GLint) (a)) * ((GLint) (b))) / 65535) )
#define CHAN_PRODUCT(a, b) ((GLchan) ((((GLint) (a)) * ((GLint) (b))) / 65535))
#elif CHAN_BITS == 32
@ -142,8 +95,10 @@
#define UINT_TO_CHAN(i) ((GLfloat) ((i) * (1.0F / 4294967295.0F)))
#define CHAN_TO_FLOAT(c) (c)
#define FLOAT_TO_CHAN(f) (f)
#define FLOAT_COLOR_TO_CHAN(c, f) c = f
#define CLAMPED_FLOAT_COLOR_TO_CHAN(c, f) c = (f)
#define UNCLAMPED_FLOAT_TO_CHAN(c, f) c = (f)
#define COPY_CHAN4(DST, SRC) COPY_4V(DST, SRC)
@ -156,41 +111,16 @@
#endif
/*
* Convert 3 channels at once.
*/
#define FLOAT_RGB_TO_CHAN_RGB(dst, f) \
do { \
FLOAT_COLOR_TO_CHAN(dst[0], f[0]); \
FLOAT_COLOR_TO_CHAN(dst[1], f[1]); \
FLOAT_COLOR_TO_CHAN(dst[2], f[2]); \
UNCLAMPED_FLOAT_TO_CHAN(dst[0], f[0]); \
UNCLAMPED_FLOAT_TO_CHAN(dst[1], f[1]); \
UNCLAMPED_FLOAT_TO_CHAN(dst[2], f[2]); \
} while(0)
#define FLOAT_RGBA_TO_CHAN_RGBA(c, f) \
do { \
FLOAT_COLOR_TO_CHAN(c[0], f[0]); \
FLOAT_COLOR_TO_CHAN(c[1], f[1]); \
FLOAT_COLOR_TO_CHAN(c[2], f[2]); \
FLOAT_COLOR_TO_CHAN(c[3], f[3]); \
} while(0)
#if CHAN_BITS == 32
#define FLOAT_TO_CHAN(f) (f)
#define DOUBLE_TO_CHAN(f) ((GLfloat) (f))
#define UNCLAMPED_FLOAT_TO_CHAN(f) (f)
#define UNCLAMPED_DOUBLE_TO_CHAN(f) ((GLfloat) (f))
#else
#define FLOAT_TO_CHAN(f) ( (GLchan) FloatToInt((f) * CHAN_MAXF + 0.5F) )
#define DOUBLE_TO_CHAN(f) ( (GLchan) FloatToInt((f) * CHAN_MAXF + 0.5F) )
#define UNCLAMPED_FLOAT_TO_CHAN(f) \
( (GLchan) FloatToInt( CLAMP(f, 0.0, 1.0) * CHAN_MAXF + 0.5F) )
#define UNCLAMPED_DOUBLE_TO_CHAN(f) \
( (GLchan) FloatToInt( CLAMP(f, 0.0, 1.0) * CHAN_MAXF + 0.5F) )
#endif
#endif /* COLORMAC_H */

20
src/mesa/main/get.c
View file

@ -1,4 +1,4 @@
/* $Id: get.c,v 1.48 2000/12/26 05:09:28 keithw Exp $ */
/* $Id: get.c,v 1.49 2001/01/02 22:02:51 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -2509,9 +2509,9 @@ _mesa_GetDoublev( GLenum pname, GLdouble *params )
break;
case GL_CURRENT_SECONDARY_COLOR_EXT:
FLUSH_CURRENT(ctx, 0);
params[0] = UBYTE_COLOR_TO_FLOAT_COLOR(ctx->Current.SecondaryColor[0]);
params[1] = UBYTE_COLOR_TO_FLOAT_COLOR(ctx->Current.SecondaryColor[1]);
params[2] = UBYTE_COLOR_TO_FLOAT_COLOR(ctx->Current.SecondaryColor[2]);
params[0] = CHAN_TO_FLOAT(ctx->Current.SecondaryColor[0]);
params[1] = CHAN_TO_FLOAT(ctx->Current.SecondaryColor[1]);
params[2] = CHAN_TO_FLOAT(ctx->Current.SecondaryColor[2]);
break;
case GL_SECONDARY_COLOR_ARRAY_EXT:
*params = (GLdouble) ctx->Array.SecondaryColor.Enabled;
@ -3721,9 +3721,9 @@ _mesa_GetFloatv( GLenum pname, GLfloat *params )
break;
case GL_CURRENT_SECONDARY_COLOR_EXT:
FLUSH_CURRENT(ctx, 0);
params[0] = UBYTE_COLOR_TO_FLOAT_COLOR(ctx->Current.SecondaryColor[0]);
params[1] = UBYTE_COLOR_TO_FLOAT_COLOR(ctx->Current.SecondaryColor[1]);
params[2] = UBYTE_COLOR_TO_FLOAT_COLOR(ctx->Current.SecondaryColor[2]);
params[0] = CHAN_TO_FLOAT(ctx->Current.SecondaryColor[0]);
params[1] = CHAN_TO_FLOAT(ctx->Current.SecondaryColor[1]);
params[2] = CHAN_TO_FLOAT(ctx->Current.SecondaryColor[2]);
break;
case GL_SECONDARY_COLOR_ARRAY_EXT:
*params = (GLfloat) ctx->Array.SecondaryColor.Enabled;
@ -4962,9 +4962,9 @@ _mesa_GetIntegerv( GLenum pname, GLint *params )
break;
case GL_CURRENT_SECONDARY_COLOR_EXT:
FLUSH_CURRENT(ctx, 0);
params[0] = FLOAT_TO_INT( UBYTE_COLOR_TO_FLOAT_COLOR( ctx->Current.SecondaryColor[0] ) );
params[1] = FLOAT_TO_INT( UBYTE_COLOR_TO_FLOAT_COLOR( ctx->Current.SecondaryColor[1] ) );
params[2] = FLOAT_TO_INT( UBYTE_COLOR_TO_FLOAT_COLOR( ctx->Current.SecondaryColor[2] ) );
params[0] = FLOAT_TO_INT( CHAN_TO_FLOAT(ctx->Current.SecondaryColor[0]) );
params[1] = FLOAT_TO_INT( CHAN_TO_FLOAT(ctx->Current.SecondaryColor[1]) );
params[2] = FLOAT_TO_INT( CHAN_TO_FLOAT(ctx->Current.SecondaryColor[2]) );
break;
case GL_SECONDARY_COLOR_ARRAY_EXT:
*params = (GLint) ctx->Array.SecondaryColor.Enabled;

34
src/mesa/main/image.c
View file

@ -1,4 +1,4 @@
/* $Id: image.c,v 1.50 2000/11/28 00:07:51 brianp Exp $ */
/* $Id: image.c,v 1.51 2001/01/02 22:02:51 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -2337,10 +2337,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4],
GLuint i;
for (i = 0; i < n; i ++) {
GLuint p = uisrc[i];
rgba[i][rComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p ) & 0xff);
rgba[i][gComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p >> 8) & 0xff);
rgba[i][bComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p >> 16) & 0xff);
rgba[i][aComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p >> 24) );
rgba[i][rComp] = UBYTE_TO_FLOAT((p ) & 0xff);
rgba[i][gComp] = UBYTE_TO_FLOAT((p >> 8) & 0xff);
rgba[i][bComp] = UBYTE_TO_FLOAT((p >> 16) & 0xff);
rgba[i][aComp] = UBYTE_TO_FLOAT((p >> 24) );
}
}
else {
@ -2348,10 +2348,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4],
GLuint i;
for (i = 0; i < n; i ++) {
GLuint p = uisrc[i];
rgba[i][rComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p >> 24) );
rgba[i][gComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p >> 16) & 0xff);
rgba[i][bComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p >> 8) & 0xff);
rgba[i][aComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p ) & 0xff);
rgba[i][rComp] = UBYTE_TO_FLOAT((p >> 24) );
rgba[i][gComp] = UBYTE_TO_FLOAT((p >> 16) & 0xff);
rgba[i][bComp] = UBYTE_TO_FLOAT((p >> 8) & 0xff);
rgba[i][aComp] = UBYTE_TO_FLOAT((p ) & 0xff);
}
}
break;
@ -2361,10 +2361,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4],
GLuint i;
for (i = 0; i < n; i ++) {
GLuint p = uisrc[i];
rgba[i][rComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p >> 24) );
rgba[i][gComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p >> 16) & 0xff);
rgba[i][bComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p >> 8) & 0xff);
rgba[i][aComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p ) & 0xff);
rgba[i][rComp] = UBYTE_TO_FLOAT((p >> 24) );
rgba[i][gComp] = UBYTE_TO_FLOAT((p >> 16) & 0xff);
rgba[i][bComp] = UBYTE_TO_FLOAT((p >> 8) & 0xff);
rgba[i][aComp] = UBYTE_TO_FLOAT((p ) & 0xff);
}
}
else {
@ -2372,10 +2372,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4],
GLuint i;
for (i = 0; i < n; i ++) {
GLuint p = uisrc[i];
rgba[i][rComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p ) & 0xff);
rgba[i][gComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p >> 8) & 0xff);
rgba[i][bComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p >> 16) & 0xff);
rgba[i][aComp] = UBYTE_COLOR_TO_FLOAT_COLOR((p >> 24) );
rgba[i][rComp] = UBYTE_TO_FLOAT((p ) & 0xff);
rgba[i][gComp] = UBYTE_TO_FLOAT((p >> 8) & 0xff);
rgba[i][bComp] = UBYTE_TO_FLOAT((p >> 16) & 0xff);
rgba[i][aComp] = UBYTE_TO_FLOAT((p >> 24) );
}
}
break;

14
src/mesa/main/light.c
View file

@ -1,4 +1,4 @@
/* $Id: light.c,v 1.31 2000/12/26 05:09:28 keithw Exp $ */
/* $Id: light.c,v 1.32 2001/01/02 22:02:51 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -616,7 +616,7 @@ void gl_update_material( GLcontext *ctx,
foreach (light, list) {
SCALE_3V( light->_MatDiffuse[0], light->Diffuse, mat->Diffuse );
}
FLOAT_COLOR_TO_CHAN(ctx->Light._BaseAlpha[0], mat->Diffuse[3]);
UNCLAMPED_FLOAT_TO_CHAN(ctx->Light._BaseAlpha[0], mat->Diffuse[3]);
}
if (bitmask & BACK_DIFFUSE_BIT) {
struct gl_material *mat = &ctx->Light.Material[1];
@ -627,7 +627,7 @@ void gl_update_material( GLcontext *ctx,
foreach (light, list) {
SCALE_3V( light->_MatDiffuse[1], light->Diffuse, mat->Diffuse );
}
FLOAT_COLOR_TO_CHAN(ctx->Light._BaseAlpha[1], mat->Diffuse[3]);
UNCLAMPED_FLOAT_TO_CHAN(ctx->Light._BaseAlpha[1], mat->Diffuse[3]);
}
/* update material specular values */
@ -760,7 +760,7 @@ void gl_update_color_material( GLcontext *ctx,
foreach (light, list) {
SCALE_3V( light->_MatDiffuse[0], light->Diffuse, mat->Diffuse );
}
FLOAT_COLOR_TO_CHAN(ctx->Light._BaseAlpha[0], mat->Diffuse[3]);
UNCLAMPED_FLOAT_TO_CHAN(ctx->Light._BaseAlpha[0], mat->Diffuse[3]);
}
if (bitmask & BACK_DIFFUSE_BIT) {
@ -769,7 +769,7 @@ void gl_update_color_material( GLcontext *ctx,
foreach (light, list) {
SCALE_3V( light->_MatDiffuse[1], light->Diffuse, mat->Diffuse );
}
FLOAT_COLOR_TO_CHAN(ctx->Light._BaseAlpha[1], mat->Diffuse[3]);
UNCLAMPED_FLOAT_TO_CHAN(ctx->Light._BaseAlpha[1], mat->Diffuse[3]);
}
/* update light->_MatSpecular = light's specular * material's specular */
@ -1173,8 +1173,8 @@ gl_update_lighting( GLcontext *ctx )
ctx->Light.Model.Ambient,
mat->Ambient);
FLOAT_COLOR_TO_CHAN(ctx->Light._BaseAlpha[side],
ctx->Light.Material[side].Diffuse[3] );
UNCLAMPED_FLOAT_TO_CHAN(ctx->Light._BaseAlpha[side],
ctx->Light.Material[side].Diffuse[3] );
}
foreach (light, &ctx->Light.EnabledList) {

22
src/mesa/main/mtypes.h
View file

@ -1,4 +1,4 @@
/* $Id: mtypes.h,v 1.8 2000/12/27 22:52:45 keithw Exp $ */
/* $Id: mtypes.h,v 1.9 2001/01/02 22:02:51 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -31,7 +31,6 @@
#include "glheader.h"
#include "config.h" /* Hardwired parameters */
#include "fixed.h" /* GLfixed */
#include "glapitable.h"
#include "glthread.h"
@ -101,17 +100,19 @@
#endif
/* Maximum number of temporary vertices required for clipping. (Used
* in array_cache and tnl modules).
*/
#define MAX_CLIPPED_VERTICES ((2 * (6 + MAX_CLIP_PLANES))+1)
/*
* Depth buffer data type:
*/
typedef GLuint GLdepth; /* Must be 32-bits! */
/*
* Fixed point data type:
*/
typedef int GLfixed;
/*
* Some forward type declarations
*/
@ -123,6 +124,12 @@ typedef struct __GLcontextRec GLcontext;
/* Maximum number of temporary vertices required for clipping. (Used
* in array_cache and tnl modules).
*/
#define MAX_CLIPPED_VERTICES ((2 * (6 + MAX_CLIP_PLANES))+1)
/* Data structure for color tables */
struct gl_color_table {
GLvoid *Table;
@ -1386,7 +1393,6 @@ struct gl_extensions {
#define _MESA_NEW_NEED_NORMALS (_NEW_LIGHT| \
_NEW_TEXTURE)
#define _IMAGE_NEW_TRANSFER_STATE (_NEW_PIXEL|_NEW_COLOR_MATRIX)

4
src/mesa/math/m_trans_tmp.h
View file

@ -1,8 +1,8 @@
/* $Id: m_trans_tmp.h,v 1.1 2000/11/16 21:05:41 keithw Exp $ */
/* $Id: m_trans_tmp.h,v 1.2 2001/01/02 22:02:52 brianp Exp $ */
/*
* Mesa 3-D graphics library
* Version: 3.1
* Version: 3.5
*
* Copyright (C) 1999 Brian Paul All Rights Reserved.
*

6
src/mesa/math/m_translate.c
View file

@ -1,4 +1,4 @@
/* $Id: m_translate.c,v 1.2 2000/12/26 05:09:31 keithw Exp $ */
/* $Id: m_translate.c,v 1.3 2001/01/02 22:02:52 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -110,6 +110,8 @@ static trans_4f_func _math_trans_4f_tab[5][MAX_TYPES];
/* GL_BYTE
*/
#define BYTE_TO_UBYTE(b) (b < 0 ? 0 : (GLubyte) b)
#define SRC GLbyte
#define SRC_IDX TYPE_IDX(GL_BYTE)
#define TRX_3F(f,n) BYTE_TO_FLOAT( PTR_ELT(f,n) )
@ -362,7 +364,7 @@ static trans_4f_func _math_trans_4f_tab[5][MAX_TYPES];
#define SRC_IDX TYPE_IDX(GL_DOUBLE)
#define TRX_3F(f,n) PTR_ELT(f,n)
#define TRX_4F(f,n) PTR_ELT(f,n)
#define TRX_UB(ub,f,n) FLOAT_COLOR_TO_CHAN(ub, PTR_ELT(f,n))
#define TRX_UB(ub,f,n) UNCLAMPED_FLOAT_TO_CHAN(ub, PTR_ELT(f,n))
#define TRX_UI(f,n) (GLuint) (GLint) PTR_ELT(f,n)
#define TRX_1F(f,n) PTR_ELT(f,n)

3
src/mesa/swrast/s_aatriangle.c
View file

@ -1,4 +1,4 @@
/* $Id: s_aatriangle.c,v 1.4 2000/11/19 23:10:26 brianp Exp $ */
/* $Id: s_aatriangle.c,v 1.5 2001/01/02 22:02:52 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -30,6 +30,7 @@
*/
#include "mmath.h"
#include "s_aatriangle.h"
#include "s_context.h"
#include "s_span.h"

54
src/mesa/swrast/s_texture.c
View file

@ -1,4 +1,4 @@
/* $Id: s_texture.c,v 1.4 2000/12/14 20:25:59 brianp Exp $ */
/* $Id: s_texture.c,v 1.5 2001/01/02 22:02:52 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -109,7 +109,7 @@ static void palette_sample(const struct gl_texture_object *tObj,
{ \
if (wrapMode == GL_REPEAT) { \
U = S * SIZE - 0.5F; \
I0 = ((GLint) myFloor(U)) & (SIZE - 1); \
I0 = IFLOOR(U) & (SIZE - 1); \
I1 = (I0 + 1) & (SIZE - 1); \
} \
else { \
@ -119,7 +119,7 @@ static void palette_sample(const struct gl_texture_object *tObj,
else if (U >= SIZE) \
U = SIZE; \
U -= 0.5F; \
I0 = (GLint) myFloor(U); \
I0 = IFLOOR(U); \
I1 = I0 + 1; \
if (wrapMode == GL_CLAMP_TO_EDGE) { \
if (I0 < 0) \
@ -215,26 +215,6 @@ static void palette_sample(const struct gl_texture_object *tObj,
/**********************************************************************/
/*
* Return floor of x, being careful of negative values.
*/
static GLfloat myFloor(GLfloat x)
{
if (x < 0.0F)
return (GLfloat) ((GLint) x - 1);
else
return (GLfloat) (GLint) x;
}
/*
* Return the fractional part of x.
*/
#define myFrac(x) ( (x) - myFloor(x) )
/*
* Given 1-D texture image and an (i) texel column coordinate, return the
* texel color.
@ -373,7 +353,7 @@ static void sample_1d_linear( const struct gl_texture_object *tObj,
}
{
const GLfloat a = myFrac(u);
const GLfloat a = FRAC(u);
/* compute sample weights in fixed point in [0,WEIGHT_SCALE] */
const GLint w0 = (GLint) ((1.0F-a) * WEIGHT_SCALE + 0.5F);
const GLint w1 = (GLint) ( a * WEIGHT_SCALE + 0.5F);
@ -438,7 +418,7 @@ sample_1d_nearest_mipmap_linear( const struct gl_texture_object *tObj,
}
else {
GLchan t0[4], t1[4];
const GLfloat f = myFrac(lambda);
const GLfloat f = FRAC(lambda);
sample_1d_nearest( tObj, tObj->Image[level ], s, t0 );
sample_1d_nearest( tObj, tObj->Image[level+1], s, t1 );
rgba[RCOMP] = (GLchan) (GLint) ((1.0F-f) * t0[RCOMP] + f * t1[RCOMP]);
@ -464,7 +444,7 @@ sample_1d_linear_mipmap_linear( const struct gl_texture_object *tObj,
}
else {
GLchan t0[4], t1[4];
const GLfloat f = myFrac(lambda);
const GLfloat f = FRAC(lambda);
sample_1d_linear( tObj, tObj->Image[level ], s, t0 );
sample_1d_linear( tObj, tObj->Image[level+1], s, t1 );
rgba[RCOMP] = (GLchan) (GLint) ((1.0F-f) * t0[RCOMP] + f * t1[RCOMP]);
@ -731,8 +711,8 @@ static void sample_2d_linear( const struct gl_texture_object *tObj,
}
{
const GLfloat a = myFrac(u);
const GLfloat b = myFrac(v);
const GLfloat a = FRAC(u);
const GLfloat b = FRAC(v);
/* compute sample weights in fixed point in [0,WEIGHT_SCALE] */
const GLint w00 = (GLint) ((1.0F-a)*(1.0F-b) * WEIGHT_SCALE + 0.5F);
const GLint w10 = (GLint) ( a *(1.0F-b) * WEIGHT_SCALE + 0.5F);
@ -816,7 +796,7 @@ sample_2d_nearest_mipmap_linear( const struct gl_texture_object *tObj,
}
else {
GLchan t0[4], t1[4]; /* texels */
const GLfloat f = myFrac(lambda);
const GLfloat f = FRAC(lambda);
sample_2d_nearest( tObj, tObj->Image[level ], s, t, t0 );
sample_2d_nearest( tObj, tObj->Image[level+1], s, t, t1 );
rgba[RCOMP] = (GLchan) (GLint) ((1.0F-f) * t0[RCOMP] + f * t1[RCOMP]);
@ -842,7 +822,7 @@ sample_2d_linear_mipmap_linear( const struct gl_texture_object *tObj,
}
else {
GLchan t0[4], t1[4]; /* texels */
const GLfloat f = myFrac(lambda);
const GLfloat f = FRAC(lambda);
sample_2d_linear( tObj, tObj->Image[level ], s, t, t0 );
sample_2d_linear( tObj, tObj->Image[level+1], s, t, t1 );
rgba[RCOMP] = (GLchan) (GLint) ((1.0F-f) * t0[RCOMP] + f * t1[RCOMP]);
@ -1196,9 +1176,9 @@ static void sample_3d_linear( const struct gl_texture_object *tObj,
}
{
const GLfloat a = myFrac(u);
const GLfloat b = myFrac(v);
const GLfloat c = myFrac(w);
const GLfloat a = FRAC(u);
const GLfloat b = FRAC(v);
const GLfloat c = FRAC(w);
/* compute sample weights in fixed point in [0,WEIGHT_SCALE] */
GLint w000 = (GLint) ((1.0F-a)*(1.0F-b)*(1.0F-c) * WEIGHT_SCALE + 0.5F);
GLint w100 = (GLint) ( a *(1.0F-b)*(1.0F-c) * WEIGHT_SCALE + 0.5F);
@ -1319,7 +1299,7 @@ sample_3d_nearest_mipmap_linear( const struct gl_texture_object *tObj,
}
else {
GLchan t0[4], t1[4]; /* texels */
const GLfloat f = myFrac(lambda);
const GLfloat f = FRAC(lambda);
sample_3d_nearest( tObj, tObj->Image[level ], s, t, r, t0 );
sample_3d_nearest( tObj, tObj->Image[level+1], s, t, r, t1 );
rgba[RCOMP] = (GLchan) (GLint) ((1.0F-f) * t0[RCOMP] + f * t1[RCOMP]);
@ -1344,7 +1324,7 @@ sample_3d_linear_mipmap_linear( const struct gl_texture_object *tObj,
}
else {
GLchan t0[4], t1[4]; /* texels */
const GLfloat f = myFrac(lambda);
const GLfloat f = FRAC(lambda);
sample_3d_linear( tObj, tObj->Image[level ], s, t, r, t0 );
sample_3d_linear( tObj, tObj->Image[level+1], s, t, r, t1 );
rgba[RCOMP] = (GLchan) (GLint) ((1.0F-f) * t0[RCOMP] + f * t1[RCOMP]);
@ -1607,7 +1587,7 @@ sample_cube_nearest_mipmap_linear( const struct gl_texture_object *tObj,
}
else {
GLchan t0[4], t1[4]; /* texels */
const GLfloat f = myFrac(lambda);
const GLfloat f = FRAC(lambda);
sample_2d_nearest( tObj, images[level ], newS, newT, t0 );
sample_2d_nearest( tObj, images[level+1], newS, newT, t1 );
rgba[RCOMP] = (GLchan) (GLint) ((1.0F-f) * t0[RCOMP] + f * t1[RCOMP]);
@ -1636,7 +1616,7 @@ sample_cube_linear_mipmap_linear( const struct gl_texture_object *tObj,
}
else {
GLchan t0[4], t1[4];
const GLfloat f = myFrac(lambda);
const GLfloat f = FRAC(lambda);
sample_2d_linear( tObj, images[level ], newS, newT, t0 );
sample_2d_linear( tObj, images[level+1], newS, newT, t1 );
rgba[RCOMP] = (GLchan) (GLint) ((1.0F-f) * t0[RCOMP] + f * t1[RCOMP]);

40
src/mesa/tnl/t_imm_api.c
View file

@ -347,9 +347,9 @@ _tnl_Color3f( GLfloat red, GLfloat green, GLfloat blue )
#if CHAN_BITS == 8
GLubyte col[4];
GET_IMMEDIATE;
FLOAT_COLOR_TO_UBYTE_COLOR(col[0], red);
FLOAT_COLOR_TO_UBYTE_COLOR(col[1], green);
FLOAT_COLOR_TO_UBYTE_COLOR(col[2], blue);
UNCLAMPED_FLOAT_TO_UBYTE(col[0], red);
UNCLAMPED_FLOAT_TO_UBYTE(col[1], green);
UNCLAMPED_FLOAT_TO_UBYTE(col[2], blue);
col[3] = CHAN_MAX;
COLORV( IM, col );
#else
@ -388,10 +388,10 @@ _tnl_Color4f( GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha )
#if CHAN_BITS == 8
GLubyte col[4];
GET_IMMEDIATE;
FLOAT_COLOR_TO_UBYTE_COLOR(col[0], red);
FLOAT_COLOR_TO_UBYTE_COLOR(col[1], green);
FLOAT_COLOR_TO_UBYTE_COLOR(col[2], blue);
FLOAT_COLOR_TO_UBYTE_COLOR(col[3], alpha);
UNCLAMPED_FLOAT_TO_UBYTE(col[0], red);
UNCLAMPED_FLOAT_TO_UBYTE(col[1], green);
UNCLAMPED_FLOAT_TO_UBYTE(col[2], blue);
UNCLAMPED_FLOAT_TO_UBYTE(col[3], alpha);
COLORV( IM, col );
#else
GET_IMMEDIATE;
@ -426,9 +426,9 @@ _tnl_Color3fv( const GLfloat *v )
#if CHAN_BITS == 8
GLubyte col[4];
GET_IMMEDIATE;
FLOAT_COLOR_TO_UBYTE_COLOR(col[0], v[0]);
FLOAT_COLOR_TO_UBYTE_COLOR(col[1], v[1]);
FLOAT_COLOR_TO_UBYTE_COLOR(col[2], v[2]);
UNCLAMPED_FLOAT_TO_UBYTE(col[0], v[0]);
UNCLAMPED_FLOAT_TO_UBYTE(col[1], v[1]);
UNCLAMPED_FLOAT_TO_UBYTE(col[2], v[2]);
col[3] = CHAN_MAX;
COLORV( IM, col );
#else
@ -466,10 +466,10 @@ _tnl_Color4fv( const GLfloat *v )
#if CHAN_BITS == 8
GLubyte col[4];
GET_IMMEDIATE;
FLOAT_COLOR_TO_UBYTE_COLOR(col[0], v[0]);
FLOAT_COLOR_TO_UBYTE_COLOR(col[1], v[1]);
FLOAT_COLOR_TO_UBYTE_COLOR(col[2], v[2]);
FLOAT_COLOR_TO_UBYTE_COLOR(col[3], v[3]);
UNCLAMPED_FLOAT_TO_UBYTE(col[0], v[0]);
UNCLAMPED_FLOAT_TO_UBYTE(col[1], v[1]);
UNCLAMPED_FLOAT_TO_UBYTE(col[2], v[2]);
UNCLAMPED_FLOAT_TO_UBYTE(col[3], v[3]);
COLORV( IM, col );
#else
GET_IMMEDIATE;
@ -529,9 +529,9 @@ _tnl_SecondaryColor3fEXT( GLfloat red, GLfloat green, GLfloat blue )
#if CHAN_BITS == 8
GLubyte col[3];
GET_IMMEDIATE;
FLOAT_COLOR_TO_UBYTE_COLOR(col[0], red);
FLOAT_COLOR_TO_UBYTE_COLOR(col[1], green);
FLOAT_COLOR_TO_UBYTE_COLOR(col[2], blue);
UNCLAMPED_FLOAT_TO_UBYTE(col[0], red);
UNCLAMPED_FLOAT_TO_UBYTE(col[1], green);
UNCLAMPED_FLOAT_TO_UBYTE(col[2], blue);
SECONDARY_COLORV( IM, col );
#else
GET_IMMEDIATE;
@ -568,9 +568,9 @@ _tnl_SecondaryColor3fvEXT( const GLfloat *v )
#if CHAN_BITS == 8
GLubyte col[3];
GET_IMMEDIATE;
FLOAT_COLOR_TO_UBYTE_COLOR(col[0], v[0]);
FLOAT_COLOR_TO_UBYTE_COLOR(col[1], v[1]);
FLOAT_COLOR_TO_UBYTE_COLOR(col[2], v[2]);
UNCLAMPED_FLOAT_TO_UBYTE(col[0], v[0]);
UNCLAMPED_FLOAT_TO_UBYTE(col[1], v[1]);
UNCLAMPED_FLOAT_TO_UBYTE(col[2], v[2]);
SECONDARY_COLORV( IM, col );
#else
GET_IMMEDIATE;

4
src/mesa/tnl/t_imm_elt.c
View file

@ -1,4 +1,4 @@
/* $Id: t_imm_elt.c,v 1.1 2000/12/26 05:09:32 keithw Exp $ */
/* $Id: t_imm_elt.c,v 1.2 2001/01/02 22:02:53 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -388,7 +388,7 @@ static trans_elt_4f_func _tnl_trans_elt_4f_tab[5][MAX_TYPES];
#define SRC_IDX TYPE_IDX(GL_DOUBLE)
#define TRX_3F(f,n) PTR_ELT(f,n)
#define TRX_4F(f,n) PTR_ELT(f,n)
#define TRX_UB(ub,f,n) FLOAT_COLOR_TO_CHAN(ub, PTR_ELT(f,n))
#define TRX_UB(ub,f,n) UNCLAMPED_FLOAT_TO_CHAN(ub, PTR_ELT(f,n))
#define TRX_UI(f,n) (GLuint) (GLint) PTR_ELT(f,n)
#define TRX_1F(f,n) PTR_ELT(f,n)