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Feature #909 ยป 0056-Update-SDL3_rotozoom.c-to-sdl3-changes.patch

Marko Lindqvist, 09/22/2024 03:38 AM

View differences:

dependencies/SDL3_gfx/SDL3_rotozoom.c
Uint8* srcBuf;
Uint8* dstBuf;
int normalizedClockwiseTurns;
const SDL_PixelFormatDetails *details;
/* Has to be a valid surface pointer and be a Nbit surface where n is divisible by 8 */
if (!src ||
!src->format) {
if (!src) {
SDL_SetError("NULL source surface or source surface format");
return NULL;
}
if ((src->format->bits_per_pixel % 8) != 0) {
details = SDL_GetPixelFormatDetails(src->format);
if ((details->bits_per_pixel % 8) != 0) {
SDL_SetError("Invalid source surface bit depth");
return NULL;
}
......
}
/* Calculate byte-per-pixel */
bpp = src->format->bits_per_pixel / 8;
bpp = details->bits_per_pixel / 8;
switch(normalizedClockwiseTurns) {
case 0: /* Make a copy of the surface */
......
int dstwidthhalf, dstwidth, dstheighthalf, dstheight;
int src_converted;
int flipx,flipy;
const SDL_PixelFormatDetails *details;
/*
* Sanity check
......
return (NULL);
}
details = SDL_GetPixelFormatDetails(src->format);
/*
* Determine if source surface is 32bit or 8bit
*/
if ((src->format->bits_per_pixel == 32)
|| (src->format->bits_per_pixel == 8)) {
if ((details->bits_per_pixel == 32)
|| (details->bits_per_pixel == 8)) {
/*
* Use source surface 'as is'
*/
......
*/
rz_dst =
SDL_CreateSurface(dstwidth, dstheight + GUARD_ROWS,
rz_src->format->format);
rz_src->format);
/* Check target */
if (rz_dst == NULL)
......
*/
rz_dst =
SDL_CreateSurface(dstwidth, dstheight + GUARD_ROWS,
rz_src->format->format);
rz_src->format);
/* Check target */
if (rz_dst == NULL)
......
int dstwidth, dstheight;
int src_converted;
int flipx, flipy;
const SDL_PixelFormatDetails *details;
/*
* Sanity check
......
if (src == NULL)
return (NULL);
details = SDL_GetPixelFormatDetails(src->format);
/*
* Determine if source surface is 32bit or 8bit
*/
if ((src->format->bits_per_pixel == 32)
|| (src->format->bits_per_pixel == 8)) {
if ((details->bits_per_pixel == 32)
|| (details->bits_per_pixel == 8)) {
/*
* Use source surface 'as is'
*/
......
*/
rz_dst =
SDL_CreateSurface(dstwidth, dstheight + GUARD_ROWS,
rz_src->format->format);
rz_src->format);
/* Check target */
if (rz_dst == NULL) {
......
int dstwidth, dstheight;
int src_converted;
int haveError = 0;
const SDL_PixelFormatDetails *details;
/*
* Sanity check
......
return (NULL);
}
details = SDL_GetPixelFormatDetails(src->format);
/*
* Determine if source surface is 32bit or 8bit
*/
if ((src->format->bits_per_pixel == 32)
|| (src->format->bits_per_pixel == 8)) {
if ((details->bits_per_pixel == 32)
|| (details->bits_per_pixel == 8)) {
/*
* Use source surface 'as is'
*/
......
* Lock the surface
*/
if (SDL_MUSTLOCK(rz_src)) {
if (SDL_LockSurface(rz_src) < 0) {
if (!SDL_LockSurface(rz_src)) {
haveError = 1;
goto exitShrinkSurface;
}
......
*/
rz_dst =
SDL_CreateSurface(dstwidth, dstheight + GUARD_ROWS,
rz_src->format->format);
rz_src->format);
/* Check target */
if (rz_dst == NULL) {
    (1-1/1)