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Fixed crashes in 24 and 32bpp after introduction of hermeslib support

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dan
2001-02-26 00:43:44 +00:00
parent 64defd4d22
commit c720860ed3
11 changed files with 201 additions and 191 deletions
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11
wrlib/gradient.c
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@@ -116,6 +116,7 @@ renderHGradient(unsigned width, unsigned height, int r0, int g0, int b0,
{
int i;
unsigned long r, g, b, dr, dg, db;
unsigned lineSize = width*3;
RImage *image;
unsigned char *ptr;
@@ -144,7 +145,7 @@ renderHGradient(unsigned width, unsigned height, int r0, int g0, int b0,
/* copy the first line to the other lines */
for (i=1; i<height; i++) {
memcpy(&(image->data[i*width*3]), image->data, width*3);
memcpy(&(image->data[i*lineSize]), image->data, lineSize);
}
return image;
}
@@ -280,6 +281,7 @@ renderMHGradient(unsigned width, unsigned height, RColor **colors, int count)
{
int i, j, k;
unsigned long r, g, b, dr, dg, db;
unsigned lineSize = width*3;
RImage *image;
unsigned char *ptr;
unsigned width2;
@@ -333,7 +335,7 @@ renderMHGradient(unsigned width, unsigned height, RColor **colors, int count)
/* copy the first line to the other lines */
for (i=1; i<height; i++) {
memcpy(&(image->data[i*width*3]), image->data, width*3);
memcpy(&(image->data[i*lineSize]), image->data, lineSize);
}
return image;
}
@@ -346,6 +348,7 @@ renderMVGradient(unsigned width, unsigned height, RColor **colors, int count)
{
int i, j, k;
unsigned long r, g, b, dr, dg, db;
unsigned lineSize = width*3;
RImage *image;
unsigned char *ptr, *tmp;
unsigned height2;
@@ -426,8 +429,8 @@ renderMVGradient(unsigned width, unsigned height, RColor **colors, int count)
}
for (j=k+1; j<height; j++) {
memcpy(ptr, tmp, width*3);
ptr += width*3;
memcpy(ptr, tmp, lineSize);
ptr += lineSize;
}
}