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Use PNG files for tests and examples

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These are much smaller than the previous BMP files

Fixes https://github.com/libsdl-org/SDL/issues/14159
This commit is contained in:
Sam Lantinga
2025-10-06 11:45:48 -07:00
parent 7454302cd0
commit bb0d6221c1
143 changed files with 10608 additions and 147151 deletions
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2
examples/renderer/06-textures/README.txt
View File

@@ -1,3 +1,3 @@
This example creates an SDL window and renderer, loads a texture from a
.bmp file, and then draws it a few times each frame.
.png file, and then draws it a few times each frame.

10
examples/renderer/06-textures/textures.c
View File

@@ -23,7 +23,7 @@ static int texture_height = 0;
SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
{
SDL_Surface *surface = NULL;
char *bmp_path = NULL;
char *png_path = NULL;
SDL_SetAppMetadata("Example Renderer Textures", "1.0", "com.example.renderer-textures");
@@ -42,15 +42,15 @@ SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
times) with data from a bitmap file. */
/* SDL_Surface is pixel data the CPU can access. SDL_Texture is pixel data the GPU can access.
Load a .bmp into a surface, move it to a texture from there. */
SDL_asprintf(&bmp_path, "%ssample.bmp", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadBMP(bmp_path);
Load a .png into a surface, move it to a texture from there. */
SDL_asprintf(&png_path, "%ssample.png", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadPNG(png_path);
if (!surface) {
SDL_Log("Couldn't load bitmap: %s", SDL_GetError());
return SDL_APP_FAILURE;
}
SDL_free(bmp_path); /* done with this, the file is loaded. */
SDL_free(png_path); /* done with this, the file is loaded. */
texture_width = surface->w;
texture_height = surface->h;

2
examples/renderer/08-rotating-textures/README.txt
View File

@@ -1,3 +1,3 @@
This example creates an SDL window and renderer, loads a texture from a .bmp
This example creates an SDL window and renderer, loads a texture from a .png
file, and then draws it, rotating around the center of the screen.

10
examples/renderer/08-rotating-textures/rotating-textures.c
View File

@@ -23,7 +23,7 @@ static int texture_height = 0;
SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
{
SDL_Surface *surface = NULL;
char *bmp_path = NULL;
char *png_path = NULL;
SDL_SetAppMetadata("Example Renderer Rotating Textures", "1.0", "com.example.renderer-rotating-textures");
@@ -42,15 +42,15 @@ SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
times) with data from a bitmap file. */
/* SDL_Surface is pixel data the CPU can access. SDL_Texture is pixel data the GPU can access.
Load a .bmp into a surface, move it to a texture from there. */
SDL_asprintf(&bmp_path, "%ssample.bmp", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadBMP(bmp_path);
Load a .png into a surface, move it to a texture from there. */
SDL_asprintf(&png_path, "%ssample.png", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadPNG(png_path);
if (!surface) {
SDL_Log("Couldn't load bitmap: %s", SDL_GetError());
return SDL_APP_FAILURE;
}
SDL_free(bmp_path); /* done with this, the file is loaded. */
SDL_free(png_path); /* done with this, the file is loaded. */
texture_width = surface->w;
texture_height = surface->h;

2
examples/renderer/09-scaling-textures/README.txt
View File

@@ -1,3 +1,3 @@
This example creates an SDL window and renderer, loads a texture from a .bmp
This example creates an SDL window and renderer, loads a texture from a .png
file, and then draws it, scaling it up and down.

10
examples/renderer/09-scaling-textures/scaling-textures.c
View File

@@ -23,7 +23,7 @@ static int texture_height = 0;
SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
{
SDL_Surface *surface = NULL;
char *bmp_path = NULL;
char *png_path = NULL;
SDL_SetAppMetadata("Example Renderer Scaling Textures", "1.0", "com.example.renderer-scaling-textures");
@@ -42,15 +42,15 @@ SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
times) with data from a bitmap file. */
/* SDL_Surface is pixel data the CPU can access. SDL_Texture is pixel data the GPU can access.
Load a .bmp into a surface, move it to a texture from there. */
SDL_asprintf(&bmp_path, "%ssample.bmp", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadBMP(bmp_path);
Load a .png into a surface, move it to a texture from there. */
SDL_asprintf(&png_path, "%ssample.png", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadPNG(png_path);
if (!surface) {
SDL_Log("Couldn't load bitmap: %s", SDL_GetError());
return SDL_APP_FAILURE;
}
SDL_free(bmp_path); /* done with this, the file is loaded. */
SDL_free(png_path); /* done with this, the file is loaded. */
texture_width = surface->w;
texture_height = surface->h;

2
examples/renderer/10-geometry/README.txt
View File

@@ -1,3 +1,3 @@
This example creates an SDL window and renderer, loads a texture from a .bmp
This example creates an SDL window and renderer, loads a texture from a .png
file, and then draws geometry (arbitrary polygons) using it.

10
examples/renderer/10-geometry/geometry.c
View File

@@ -23,7 +23,7 @@ static int texture_height = 0;
SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
{
SDL_Surface *surface = NULL;
char *bmp_path = NULL;
char *png_path = NULL;
SDL_SetAppMetadata("Example Renderer Geometry", "1.0", "com.example.renderer-geometry");
@@ -42,15 +42,15 @@ SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
times) with data from a bitmap file. */
/* SDL_Surface is pixel data the CPU can access. SDL_Texture is pixel data the GPU can access.
Load a .bmp into a surface, move it to a texture from there. */
SDL_asprintf(&bmp_path, "%ssample.bmp", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadBMP(bmp_path);
Load a .png into a surface, move it to a texture from there. */
SDL_asprintf(&png_path, "%ssample.png", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadPNG(png_path);
if (!surface) {
SDL_Log("Couldn't load bitmap: %s", SDL_GetError());
return SDL_APP_FAILURE;
}
SDL_free(bmp_path); /* done with this, the file is loaded. */
SDL_free(png_path); /* done with this, the file is loaded. */
texture_width = surface->w;
texture_height = surface->h;

2
examples/renderer/11-color-mods/README.txt
View File

@@ -1,3 +1,3 @@
This example creates an SDL window and renderer, loads a texture from a
.bmp file, and then draws it a few times each frame, adjusting the colors.
.png file, and then draws it a few times each frame, adjusting the colors.

10
examples/renderer/11-color-mods/color-mods.c
View File

@@ -23,7 +23,7 @@ static int texture_height = 0;
SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
{
SDL_Surface *surface = NULL;
char *bmp_path = NULL;
char *png_path = NULL;
SDL_SetAppMetadata("Example Renderer Color Mods", "1.0", "com.example.renderer-color-mods");
@@ -42,15 +42,15 @@ SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
times) with data from a bitmap file. */
/* SDL_Surface is pixel data the CPU can access. SDL_Texture is pixel data the GPU can access.
Load a .bmp into a surface, move it to a texture from there. */
SDL_asprintf(&bmp_path, "%ssample.bmp", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadBMP(bmp_path);
Load a .png into a surface, move it to a texture from there. */
SDL_asprintf(&png_path, "%ssample.png", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadPNG(png_path);
if (!surface) {
SDL_Log("Couldn't load bitmap: %s", SDL_GetError());
return SDL_APP_FAILURE;
}
SDL_free(bmp_path); /* done with this, the file is loaded. */
SDL_free(png_path); /* done with this, the file is loaded. */
texture_width = surface->w;
texture_height = surface->h;

2
examples/renderer/14-viewport/README.txt
View File

@@ -1,4 +1,4 @@
This example creates an SDL window and renderer, loads a texture
from a .bmp file, and then draws it a few times each frame, adjusting
from a .png file, and then draws it a few times each frame, adjusting
the viewport before each draw.

10
examples/renderer/14-viewport/viewport.c
View File

@@ -23,7 +23,7 @@ static int texture_height = 0;
SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
{
SDL_Surface *surface = NULL;
char *bmp_path = NULL;
char *png_path = NULL;
SDL_SetAppMetadata("Example Renderer Viewport", "1.0", "com.example.renderer-viewport");
@@ -42,15 +42,15 @@ SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
times) with data from a bitmap file. */
/* SDL_Surface is pixel data the CPU can access. SDL_Texture is pixel data the GPU can access.
Load a .bmp into a surface, move it to a texture from there. */
SDL_asprintf(&bmp_path, "%ssample.bmp", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadBMP(bmp_path);
Load a .png into a surface, move it to a texture from there. */
SDL_asprintf(&png_path, "%ssample.png", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadPNG(png_path);
if (!surface) {
SDL_Log("Couldn't load bitmap: %s", SDL_GetError());
return SDL_APP_FAILURE;
}
SDL_free(bmp_path); /* done with this, the file is loaded. */
SDL_free(png_path); /* done with this, the file is loaded. */
texture_width = surface->w;
texture_height = surface->h;

2
examples/renderer/15-cliprect/README.txt
View File

@@ -1,5 +1,5 @@
This example creates an SDL window and renderer, loads a texture
from a .bmp file, and stretches it across the window. Each frame, we move
from a .png file, and stretches it across the window. Each frame, we move
the clipping rectangle around, so only a small square of the texture is
actually drawn.

10
examples/renderer/15-cliprect/cliprect.c
View File

@@ -30,7 +30,7 @@ static Uint64 last_time = 0;
SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
{
SDL_Surface *surface = NULL;
char *bmp_path = NULL;
char *png_path = NULL;
SDL_SetAppMetadata("Example Renderer Clipping Rectangle", "1.0", "com.example.renderer-cliprect");
@@ -53,15 +53,15 @@ SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
times) with data from a bitmap file. */
/* SDL_Surface is pixel data the CPU can access. SDL_Texture is pixel data the GPU can access.
Load a .bmp into a surface, move it to a texture from there. */
SDL_asprintf(&bmp_path, "%ssample.bmp", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadBMP(bmp_path);
Load a .png into a surface, move it to a texture from there. */
SDL_asprintf(&png_path, "%ssample.png", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadPNG(png_path);
if (!surface) {
SDL_Log("Couldn't load bitmap: %s", SDL_GetError());
return SDL_APP_FAILURE;
}
SDL_free(bmp_path); /* done with this, the file is loaded. */
SDL_free(png_path); /* done with this, the file is loaded. */
texture = SDL_CreateTextureFromSurface(renderer, surface);
if (!texture) {

10
examples/renderer/17-read-pixels/read-pixels.c
View File

@@ -32,7 +32,7 @@ static int converted_texture_height = 0;
SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
{
SDL_Surface *surface = NULL;
char *bmp_path = NULL;
char *png_path = NULL;
SDL_SetAppMetadata("Example Renderer Read Pixels", "1.0", "com.example.renderer-read-pixels");
@@ -51,15 +51,15 @@ SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
times) with data from a bitmap file. */
/* SDL_Surface is pixel data the CPU can access. SDL_Texture is pixel data the GPU can access.
Load a .bmp into a surface, move it to a texture from there. */
SDL_asprintf(&bmp_path, "%ssample.bmp", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadBMP(bmp_path);
Load a .png into a surface, move it to a texture from there. */
SDL_asprintf(&png_path, "%ssample.png", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadPNG(png_path);
if (!surface) {
SDL_Log("Couldn't load bitmap: %s", SDL_GetError());
return SDL_APP_FAILURE;
}
SDL_free(bmp_path); /* done with this, the file is loaded. */
SDL_free(png_path); /* done with this, the file is loaded. */
texture_width = surface->w;
texture_height = surface->h;

10
examples/renderer/19-affine-textures/affine-textures.c
View File

@@ -25,7 +25,7 @@ static int texture_height = 0;
SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
{
SDL_Surface *surface = NULL;
char *bmp_path = NULL;
char *png_path = NULL;
SDL_SetAppMetadata("Example Renderer Affine Textures", "1.0", "com.example.renderer-affine-textures");
@@ -44,15 +44,15 @@ SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
times) with data from a bitmap file. */
/* SDL_Surface is pixel data the CPU can access. SDL_Texture is pixel data the GPU can access.
Load a .bmp into a surface, move it to a texture from there. */
SDL_asprintf(&bmp_path, "%ssample.bmp", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadBMP(bmp_path);
Load a .png into a surface, move it to a texture from there. */
SDL_asprintf(&png_path, "%ssample.png", SDL_GetBasePath()); /* allocate a string of the full file path */
surface = SDL_LoadPNG(png_path);
if (!surface) {
SDL_Log("Couldn't load bitmap: %s", SDL_GetError());
return SDL_APP_FAILURE;
}
SDL_free(bmp_path); /* done with this, the file is loaded. */
SDL_free(png_path); /* done with this, the file is loaded. */
texture_width = surface->w;
texture_height = surface->h;