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clamp/clip in put_tile(), move softpipe_init_surface_funcs() call

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This commit is contained in:
Brian 2007-10-19 10:07:55 -06:00
parent b57f573b99
commit 5cf4fc5832
1 changed files with 21 additions and 4 deletions
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25
src/mesa/drivers/x11/xm_surface.c
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@ -49,6 +49,15 @@
#include "state_tracker/st_context.h"
#define CLIP_TILE \
do { \
if (x + w > ps->width) \
w = ps->width - x; \
if (y + h > ps->height) \
h = ps->height -y; \
} while(0)
static INLINE struct xmesa_surface *
xmesa_surf(struct softpipe_surface *sps)
{
@ -176,14 +185,18 @@ get_tile(struct pipe_surface *ps,
struct xmesa_renderbuffer *xrb = xmesa_rb((struct softpipe_surface *) ps);
GLubyte tmp[MAX_WIDTH * 4];
GLuint i, j;
unsigned w0 = w;
GET_CURRENT_CONTEXT(ctx);
CLIP_TILE;
FLIP(y);
for (i = 0; i < h; i++) {
xrb->St.Base.GetRow(ctx, &xrb->St.Base, w, x, y - i, tmp);
for (j = 0; j < w * 4; j++) {
p[j] = UBYTE_TO_FLOAT(tmp[j]);
}
p += w * 4;
p += w0 * 4;
}
}
@ -195,14 +208,16 @@ put_tile(struct pipe_surface *ps,
struct xmesa_renderbuffer *xrb = xmesa_rb((struct softpipe_surface *) ps);
GLubyte tmp[MAX_WIDTH * 4];
GLuint i, j;
unsigned w0 = w;
GET_CURRENT_CONTEXT(ctx);
CLIP_TILE;
FLIP(y);
for (i = 0; i < h; i++) {
for (j = 0; j < w * 4; j++) {
CLAMPED_FLOAT_TO_UBYTE(tmp[j], p[j]);
UNCLAMPED_FLOAT_TO_UBYTE(tmp[j], p[j]);
}
xrb->St.Base.PutRow(ctx, &xrb->St.Base, w, x, y - i, tmp, NULL);
p += w * 4;
p += w0 * 4;
}
}
@ -223,6 +238,9 @@ xmesa_new_color_surface(struct pipe_context *pipe, GLuint pipeFormat)
xms->surface.surface.format = pipeFormat;
xms->surface.surface.refcount = 1;
/* some of the functions plugged in by this call will get overridden */
softpipe_init_surface_funcs(&xms->surface);
switch (pipeFormat) {
case PIPE_FORMAT_U_A8_R8_G8_B8:
xms->surface.read_quad_f_swz = read_quad_f;
@ -236,7 +254,6 @@ xmesa_new_color_surface(struct pipe_context *pipe, GLuint pipeFormat)
xms->surface.surface.put_tile = put_tile;
break;
case PIPE_FORMAT_S8_Z24:
softpipe_init_surface_funcs(&xms->surface);
/*
xms->surface.read_quad_z = 1;
xms->surface.write_quad_z = 1;