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replace GLdepth with GLuint and remove GLdepth

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This commit is contained in:
Brian Paul 2005-09-21 02:47:32 +00:00
parent 4092fbd55a
commit 3e37bafab0
10 changed files with 24 additions and 41 deletions
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9
src/mesa/main/mtypes.h
View file

@ -84,15 +84,6 @@
#endif
/**
* Used for storing intermediate depth buffer values.
* The actual depth/Z buffer might use 16 or 32-bit values.
*
* \note Must be 32-bits!
*/
typedef GLuint GLdepth;
/**
* Fixed point data type.
*/

6
src/mesa/swrast/s_aalinetemp.h
View file

@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
* Version: 6.3
* Version: 6.5
*
* Copyright (C) 1999-2004 Brian Paul All Rights Reserved.
* Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@ -58,7 +58,7 @@ NAME(plot)(GLcontext *ctx, struct LineInfo *line, int ix, int iy)
* solving the plane equations at (ix,iy).
*/
#ifdef DO_Z
line->span.array->z[i] = (GLdepth) IROUND(solve_plane(fx, fy, line->zPlane));
line->span.array->z[i] = (GLuint) solve_plane(fx, fy, line->zPlane);
#endif
#ifdef DO_FOG
line->span.array->fog[i] = solve_plane(fx, fy, line->fPlane);

4
src/mesa/swrast/s_context.h
View file

@ -85,7 +85,7 @@ struct span_arrays {
GLchan spec[MAX_WIDTH][4]; /* specular color */
GLint x[MAX_WIDTH]; /**< X/Y used for point/line rendering only */
GLint y[MAX_WIDTH]; /**< X/Y used for point/line rendering only */
GLdepth z[MAX_WIDTH];
GLuint z[MAX_WIDTH];
GLfloat fog[MAX_WIDTH];
GLfloat texcoords[MAX_TEXTURE_COORD_UNITS][MAX_WIDTH][4];
GLfloat lambda[MAX_TEXTURE_COORD_UNITS][MAX_WIDTH];
@ -161,7 +161,7 @@ struct sw_span {
GLfixed specBlue, specBlueStep;
#endif
GLfixed index, indexStep;
GLfixed z, zStep;
GLfixed z, zStep; /* XXX z should probably be GLuint */
GLfloat fog, fogStep;
GLfloat tex[MAX_TEXTURE_COORD_UNITS][4]; /* s, t, r, q */
GLfloat texStepX[MAX_TEXTURE_COORD_UNITS][4];

4
src/mesa/swrast/s_copypix.c
View file

@ -569,7 +569,6 @@ copy_depth_pixels( GLcontext *ctx, GLint srcx, GLint srcy,
for (j = 0; j < height; j++, sy += stepy, dy += stepy) {
GLfloat depth[MAX_WIDTH];
float sum = 0;
/* get depth values */
if (overlapping) {
MEMCPY(depth, p, width * sizeof(GLfloat));
@ -582,8 +581,7 @@ copy_depth_pixels( GLcontext *ctx, GLint srcx, GLint srcy,
/* apply scale and bias */
for (i = 0; i < width; i++) {
GLfloat d = depth[i] * ctx->Pixel.DepthScale + ctx->Pixel.DepthBias;
sum += d;
span.array->z[i] = (GLdepth) (CLAMP(d, 0.0F, 1.0F) * depthMax);
span.array->z[i] = (GLuint) (CLAMP(d, 0.0F, 1.0F) * depthMax);
}
/* write depth values */

4
src/mesa/swrast/s_drawpix.c
View file

@ -643,7 +643,7 @@ draw_depth_pixels( GLcontext *ctx, GLint x, GLint y,
_mesa_image_address2d(unpack, pixels, width, height,
GL_DEPTH_COMPONENT, type, row, 0);
if (shift == 0) {
MEMCPY(span.array->z, zSrc, width * sizeof(GLdepth));
MEMCPY(span.array->z, zSrc, width * sizeof(GLuint));
}
else {
GLint col;
@ -688,7 +688,7 @@ draw_depth_pixels( GLcontext *ctx, GLint x, GLint y,
{
GLuint i;
for (i = 0; i < span.end; i++) {
span.array->z[i] = (GLdepth) (floatSpan[i] * depthMax);
span.array->z[i] = (GLuint) (floatSpan[i] * depthMax);
}
}
if (zoom) {

8
src/mesa/swrast/s_linetemp.h
View file

@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
* Version: 6.3
* Version: 6.5
*
* Copyright (C) 1999-2004 Brian Paul All Rights Reserved.
* Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@ -354,7 +354,7 @@ NAME( GLcontext *ctx, const SWvertex *vert0, const SWvertex *vert1 )
for (i = 0; i < dx; i++) {
#ifdef DEPTH_TYPE
GLdepth Z = FixedToDepth(span.z);
GLuint Z = FixedToDepth(span.z);
#endif
#ifdef PLOT
PLOT( x0, y0 );
@ -394,7 +394,7 @@ NAME( GLcontext *ctx, const SWvertex *vert0, const SWvertex *vert1 )
for (i=0;i<dy;i++) {
#ifdef DEPTH_TYPE
GLdepth Z = FixedToDepth(span.z);
GLuint Z = FixedToDepth(span.z);
#endif
#ifdef PLOT
PLOT( x0, y0 );

15
src/mesa/swrast/s_readpix.c
View file

@ -169,16 +169,11 @@ read_depth_pixels( GLcontext *ctx,
/* General case (slower) */
GLint j;
for (j = 0; j < height; j++, y++) {
GLfloat depth[MAX_WIDTH];
GLvoid *dest;
_swrast_read_depth_span_float(ctx, rb, width, x, y, depth);
dest = _mesa_image_address2d(packing, pixels, width, height,
GL_DEPTH_COMPONENT, type, j, 0);
_mesa_pack_depth_span(ctx, width, (GLdepth *) dest, type,
depth, packing);
GLfloat depthValues[MAX_WIDTH];
GLvoid *dest = _mesa_image_address2d(packing, pixels, width, height,
GL_DEPTH_COMPONENT, type, j, 0);
_swrast_read_depth_span_float(ctx, rb, width, x, y, depthValues);
_mesa_pack_depth_span(ctx, width, dest, type, depthValues, packing);
}
}
}

4
src/mesa/swrast/s_span.c
View file

@ -313,7 +313,7 @@ _swrast_span_interpolate_z( const GLcontext *ctx, struct sw_span *span )
if (ctx->Visual.depthBits <= 16) {
GLfixed zval = span->z;
GLdepth *z = span->array->z;
GLuint *z = span->array->z;
for (i = 0; i < n; i++) {
z[i] = FixedToInt(zval);
zval += span->zStep;
@ -322,7 +322,7 @@ _swrast_span_interpolate_z( const GLcontext *ctx, struct sw_span *span )
else {
/* Deep Z buffer, no fixed->int shift */
GLuint zval = span->z;
GLdepth *z = span->array->z;
GLuint *z = span->array->z;
for (i = 0; i < n; i++) {
z[i] = zval;
zval += span->zStep;

4
src/mesa/swrast/s_triangle.c
View file

@ -218,7 +218,7 @@ _swrast_culltriangle( GLcontext *ctx,
span.intTex[0] -= FIXED_HALF; /* off-by-one error? */ \
span.intTex[1] -= FIXED_HALF; \
for (i = 0; i < span.end; i++) { \
const GLdepth z = FixedToDepth(span.z); \
const GLuint z = FixedToDepth(span.z); \
if (z < zRow[i]) { \
GLint s = FixedToInt(span.intTex[0]) & smask; \
GLint t = FixedToInt(span.intTex[1]) & tmask; \
@ -920,7 +920,7 @@ fast_persp_span(GLcontext *ctx, struct sw_span *span,
const GLushort *zRow = (const GLushort *) \
rb->GetPointer(ctx, rb, span.x, span.y); \
for (i = 0; i < span.end; i++) { \
GLdepth z = FixedToDepth(span.z); \
GLuint z = FixedToDepth(span.z); \
if (z < zRow[i]) { \
q->Result++; \
} \

7
src/mesa/swrast/s_zoom.c
View file

@ -1,9 +1,8 @@
/*
* Mesa 3-D graphics library
* Version: 5.1
* Version: 6.5
*
* Copyright (C) 1999-2003 Brian Paul All Rights Reserved.
* Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@ -232,7 +231,7 @@ zoom_span( GLcontext *ctx, const struct sw_span *span,
}
}
else {
const GLdepth *zValues = (const GLuint *) src;
const GLuint *zValues = (const GLuint *) src;
assert(format == GL_DEPTH_COMPONENT);
if (ctx->Pixel.ZoomX == -1.0F) {
/* common case */