Use the correct pixel formats for OpenGL ES on big endian

This commit is contained in:
Cameron Cawley 2023-11-17 18:40:50 +00:00 committed by Sam Lantinga
parent 2222f44c94
commit 1bb5448fe8
3 changed files with 44 additions and 62 deletions

View file

@ -276,11 +276,19 @@ typedef enum
SDL_PIXELFORMAT_ARGB32 = SDL_PIXELFORMAT_ARGB8888,
SDL_PIXELFORMAT_BGRA32 = SDL_PIXELFORMAT_BGRA8888,
SDL_PIXELFORMAT_ABGR32 = SDL_PIXELFORMAT_ABGR8888,
SDL_PIXELFORMAT_RGBX32 = SDL_PIXELFORMAT_RGBX8888,
SDL_PIXELFORMAT_XRGB32 = SDL_PIXELFORMAT_XRGB8888,
SDL_PIXELFORMAT_BGRX32 = SDL_PIXELFORMAT_BGRX8888,
SDL_PIXELFORMAT_XBGR32 = SDL_PIXELFORMAT_XBGR8888,
#else
SDL_PIXELFORMAT_RGBA32 = SDL_PIXELFORMAT_ABGR8888,
SDL_PIXELFORMAT_ARGB32 = SDL_PIXELFORMAT_BGRA8888,
SDL_PIXELFORMAT_BGRA32 = SDL_PIXELFORMAT_ARGB8888,
SDL_PIXELFORMAT_ABGR32 = SDL_PIXELFORMAT_RGBA8888,
SDL_PIXELFORMAT_RGBX32 = SDL_PIXELFORMAT_XBGR8888,
SDL_PIXELFORMAT_XRGB32 = SDL_PIXELFORMAT_BGRX8888,
SDL_PIXELFORMAT_BGRX32 = SDL_PIXELFORMAT_XRGB8888,
SDL_PIXELFORMAT_XBGR32 = SDL_PIXELFORMAT_RGBX8888,
#endif
SDL_PIXELFORMAT_YV12 = /**< Planar mode: Y + V + U (3 planes) */

View file

@ -322,7 +322,7 @@ static int GLES_CreateTexture(SDL_Renderer *renderer, SDL_Texture *texture)
GLES_ActivateRenderer(renderer);
switch (texture->format) {
case SDL_PIXELFORMAT_ABGR8888:
case SDL_PIXELFORMAT_RGBA32:
internalFormat = GL_RGBA;
format = GL_RGBA;
type = GL_UNSIGNED_BYTE;
@ -900,7 +900,7 @@ static int GLES_RenderReadPixels(SDL_Renderer *renderer, const SDL_Rect *rect,
Uint32 pixel_format, void *pixels, int pitch)
{
GLES_RenderData *data = (GLES_RenderData *)renderer->driverdata;
Uint32 temp_format = renderer->target ? renderer->target->format : SDL_PIXELFORMAT_ABGR8888;
Uint32 temp_format = renderer->target ? renderer->target->format : SDL_PIXELFORMAT_RGBA32;
void *temp_pixels;
int temp_pitch;
Uint8 *src, *dst, *tmp;
@ -1210,7 +1210,7 @@ SDL_RenderDriver GLES_RenderDriver = {
{ "opengles",
(SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC),
1,
{ SDL_PIXELFORMAT_ABGR8888 },
{ SDL_PIXELFORMAT_RGBA32 },
0,
0 }
};

View file

@ -739,7 +739,7 @@ static int GLES2_QueueSetViewport(SDL_Renderer *renderer, SDL_RenderCommand *cmd
static int GLES2_QueueDrawPoints(SDL_Renderer *renderer, SDL_RenderCommand *cmd, const SDL_FPoint *points, int count)
{
const SDL_bool colorswap = (renderer->target && (renderer->target->format == SDL_PIXELFORMAT_ARGB8888 || renderer->target->format == SDL_PIXELFORMAT_RGB888));
const SDL_bool colorswap = (renderer->target && (renderer->target->format == SDL_PIXELFORMAT_BGRA32 || renderer->target->format == SDL_PIXELFORMAT_BGRX32));
SDL_VertexSolid *verts = (SDL_VertexSolid *)SDL_AllocateRenderVertices(renderer, count * sizeof(*verts), 0, &cmd->data.draw.first);
int i;
SDL_Color color;
@ -771,7 +771,7 @@ static int GLES2_QueueDrawPoints(SDL_Renderer *renderer, SDL_RenderCommand *cmd,
static int GLES2_QueueDrawLines(SDL_Renderer *renderer, SDL_RenderCommand *cmd, const SDL_FPoint *points, int count)
{
const SDL_bool colorswap = (renderer->target && (renderer->target->format == SDL_PIXELFORMAT_ARGB8888 || renderer->target->format == SDL_PIXELFORMAT_RGB888));
const SDL_bool colorswap = (renderer->target && (renderer->target->format == SDL_PIXELFORMAT_BGRA32 || renderer->target->format == SDL_PIXELFORMAT_BGRX32));
int i;
GLfloat prevx, prevy;
SDL_VertexSolid *verts = (SDL_VertexSolid *)SDL_AllocateRenderVertices(renderer, count * sizeof(*verts), 0, &cmd->data.draw.first);
@ -831,7 +831,7 @@ static int GLES2_QueueGeometry(SDL_Renderer *renderer, SDL_RenderCommand *cmd, S
float scale_x, float scale_y)
{
int i;
const SDL_bool colorswap = (renderer->target && (renderer->target->format == SDL_PIXELFORMAT_ARGB8888 || renderer->target->format == SDL_PIXELFORMAT_RGB888));
const SDL_bool colorswap = (renderer->target && (renderer->target->format == SDL_PIXELFORMAT_BGRA32 || renderer->target->format == SDL_PIXELFORMAT_BGRX32));
int count = indices ? num_indices : num_vertices;
cmd->data.draw.count = count;
@ -1029,50 +1029,50 @@ static int SetCopyState(SDL_Renderer *renderer, const SDL_RenderCommand *cmd, vo
/* Check if we need to do color mapping between the source and render target textures */
if (renderer->target->format != texture->format) {
switch (texture->format) {
case SDL_PIXELFORMAT_ARGB8888:
case SDL_PIXELFORMAT_BGRA32:
switch (renderer->target->format) {
case SDL_PIXELFORMAT_ABGR8888:
case SDL_PIXELFORMAT_BGR888:
case SDL_PIXELFORMAT_RGBA32:
case SDL_PIXELFORMAT_RGBX32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_ARGB;
break;
case SDL_PIXELFORMAT_RGB888:
case SDL_PIXELFORMAT_BGRX32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_ABGR;
break;
}
break;
case SDL_PIXELFORMAT_ABGR8888:
case SDL_PIXELFORMAT_RGBA32:
switch (renderer->target->format) {
case SDL_PIXELFORMAT_ARGB8888:
case SDL_PIXELFORMAT_RGB888:
case SDL_PIXELFORMAT_BGRA32:
case SDL_PIXELFORMAT_BGRX32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_ARGB;
break;
case SDL_PIXELFORMAT_BGR888:
case SDL_PIXELFORMAT_RGBX32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_ABGR;
break;
}
break;
case SDL_PIXELFORMAT_RGB888:
case SDL_PIXELFORMAT_BGRX32:
switch (renderer->target->format) {
case SDL_PIXELFORMAT_ABGR8888:
case SDL_PIXELFORMAT_RGBA32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_ARGB;
break;
case SDL_PIXELFORMAT_ARGB8888:
case SDL_PIXELFORMAT_BGRA32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_BGR;
break;
case SDL_PIXELFORMAT_BGR888:
case SDL_PIXELFORMAT_RGBX32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_ARGB;
break;
}
break;
case SDL_PIXELFORMAT_BGR888:
case SDL_PIXELFORMAT_RGBX32:
switch (renderer->target->format) {
case SDL_PIXELFORMAT_ABGR8888:
case SDL_PIXELFORMAT_RGBA32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_BGR;
break;
case SDL_PIXELFORMAT_ARGB8888:
case SDL_PIXELFORMAT_BGRA32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_RGB;
break;
case SDL_PIXELFORMAT_RGB888:
case SDL_PIXELFORMAT_BGRX32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_ARGB;
break;
}
@ -1100,16 +1100,16 @@ static int SetCopyState(SDL_Renderer *renderer, const SDL_RenderCommand *cmd, vo
}
} else {
switch (texture->format) {
case SDL_PIXELFORMAT_ARGB8888:
case SDL_PIXELFORMAT_BGRA32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_ARGB;
break;
case SDL_PIXELFORMAT_ABGR8888:
case SDL_PIXELFORMAT_RGBA32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_ABGR;
break;
case SDL_PIXELFORMAT_RGB888:
case SDL_PIXELFORMAT_BGRX32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_RGB;
break;
case SDL_PIXELFORMAT_BGR888:
case SDL_PIXELFORMAT_RGBX32:
sourceType = GLES2_IMAGESOURCE_TEXTURE_BGR;
break;
#if SDL_HAVE_YUV
@ -1162,7 +1162,7 @@ static int SetCopyState(SDL_Renderer *renderer, const SDL_RenderCommand *cmd, vo
static int GLES2_RunCommandQueue(SDL_Renderer *renderer, SDL_RenderCommand *cmd, void *vertices, size_t vertsize)
{
GLES2_RenderData *data = (GLES2_RenderData *)renderer->driverdata;
const SDL_bool colorswap = (renderer->target && (renderer->target->format == SDL_PIXELFORMAT_ARGB8888 || renderer->target->format == SDL_PIXELFORMAT_RGB888));
const SDL_bool colorswap = (renderer->target && (renderer->target->format == SDL_PIXELFORMAT_BGRA32 || renderer->target->format == SDL_PIXELFORMAT_BGRX32));
#if USE_VERTEX_BUFFER_OBJECTS
const int vboidx = data->current_vertex_buffer;
@ -1422,10 +1422,10 @@ static int GLES2_CreateTexture(SDL_Renderer *renderer, SDL_Texture *texture)
/* Determine the corresponding GLES texture format params */
switch (texture->format) {
case SDL_PIXELFORMAT_ARGB8888:
case SDL_PIXELFORMAT_ABGR8888:
case SDL_PIXELFORMAT_RGB888:
case SDL_PIXELFORMAT_BGR888:
case SDL_PIXELFORMAT_BGRA32:
case SDL_PIXELFORMAT_RGBA32:
case SDL_PIXELFORMAT_BGRX32:
case SDL_PIXELFORMAT_RGBX32:
format = GL_RGBA;
type = GL_UNSIGNED_BYTE;
break;
@ -1574,9 +1574,6 @@ static int GLES2_CreateTexture(SDL_Renderer *renderer, SDL_Texture *texture)
static int GLES2_TexSubImage2D(GLES2_RenderData *data, GLenum target, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels, GLint pitch, GLint bpp)
{
Uint8 *blob = NULL;
#if SDL_BYTEORDER == SDL_BIG_ENDIAN
Uint32 *blob2 = NULL;
#endif
Uint8 *src;
size_t src_pitch;
int y;
@ -1602,33 +1599,10 @@ static int GLES2_TexSubImage2D(GLES2_RenderData *data, GLenum target, GLint xoff
src = blob;
}
#if SDL_BYTEORDER == SDL_BIG_ENDIAN
if (format == GL_RGBA) {
int i;
Uint32 *src32 = (Uint32 *)src;
blob2 = (Uint32 *)SDL_malloc(src_pitch * height);
if (!blob2) {
if (blob) {
SDL_free(blob);
}
return SDL_OutOfMemory();
}
for (i = 0; i < (src_pitch * height) / 4; i++) {
blob2[i] = SDL_Swap32(src32[i]);
}
src = (Uint8 *)blob2;
}
#endif
data->glTexSubImage2D(target, 0, xoffset, yoffset, width, height, format, type, src);
if (blob) {
SDL_free(blob);
}
#if SDL_BYTEORDER == SDL_BIG_ENDIAN
if (blob2) {
SDL_free(blob2);
}
#endif
return 0;
}
@ -1919,7 +1893,7 @@ static int GLES2_RenderReadPixels(SDL_Renderer *renderer, const SDL_Rect *rect,
Uint32 pixel_format, void *pixels, int pitch)
{
GLES2_RenderData *data = (GLES2_RenderData *)renderer->driverdata;
Uint32 temp_format = renderer->target ? renderer->target->format : SDL_PIXELFORMAT_ABGR8888;
Uint32 temp_format = renderer->target ? renderer->target->format : SDL_PIXELFORMAT_RGBA32;
size_t buflen;
void *temp_pixels;
int temp_pitch;
@ -2262,10 +2236,10 @@ SDL_RenderDriver GLES2_RenderDriver = {
{ "opengles2",
(SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_TARGETTEXTURE),
4,
{ SDL_PIXELFORMAT_ARGB8888,
SDL_PIXELFORMAT_ABGR8888,
SDL_PIXELFORMAT_RGB888,
SDL_PIXELFORMAT_BGR888 },
{ SDL_PIXELFORMAT_RGBA32,
SDL_PIXELFORMAT_BGRA32,
SDL_PIXELFORMAT_BGRX32,
SDL_PIXELFORMAT_RGBX32 },
0,
0 }
};