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Use floating point values for viewport, clip rectangle, and texture sizes

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These are integer values internally, but the API has been changed to make it easier to mix other render code with querying those values.

Fixes https://github.com/libsdl-org/SDL/issues/7519
This commit is contained in:
Sam Lantinga
2024-06-12 09:21:02 -07:00
parent 463984ec20
commit 9fb5a9ccac
29 changed files with 624 additions and 585 deletions
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18
test/testnative.c
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@@ -63,14 +63,14 @@ quit(int rc)
static void MoveSprites(SDL_Renderer *renderer, SDL_Texture *sprite)
{
int sprite_w, sprite_h;
float sprite_w, sprite_h;
int i;
SDL_Rect viewport;
SDL_FRect viewport;
SDL_FRect *position, *velocity;
/* Query the sizes */
SDL_GetRenderViewport(renderer, &viewport);
SDL_QueryTexture(sprite, NULL, NULL, &sprite_w, &sprite_h);
SDL_GetTextureSize(sprite, &sprite_w, &sprite_h);
/* Draw a gray background */
SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF);
@@ -108,7 +108,7 @@ int main(int argc, char *argv[])
SDL_Renderer *renderer;
SDL_Texture *sprite;
int window_w, window_h;
int sprite_w, sprite_h;
float sprite_w, sprite_h;
SDL_Event event;
/* Initialize test framework */
@@ -181,7 +181,7 @@ int main(int argc, char *argv[])
/* Allocate memory for the sprite info */
SDL_GetWindowSize(window, &window_w, &window_h);
SDL_QueryTexture(sprite, NULL, NULL, &sprite_w, &sprite_h);
SDL_GetTextureSize(sprite, &sprite_w, &sprite_h);
positions = (SDL_FRect *)SDL_malloc(NUM_SPRITES * sizeof(*positions));
velocities = (SDL_FRect *)SDL_malloc(NUM_SPRITES * sizeof(*velocities));
if (!positions || !velocities) {
@@ -190,10 +190,10 @@ int main(int argc, char *argv[])
}
srand((unsigned int)time(NULL));
for (i = 0; i < NUM_SPRITES; ++i) {
positions[i].x = (float)(rand() % (window_w - sprite_w));
positions[i].y = (float)(rand() % (window_h - sprite_h));
positions[i].w = (float)sprite_w;
positions[i].h = (float)sprite_h;
positions[i].x = (float)(rand() % (window_w - (int)sprite_w));
positions[i].y = (float)(rand() % (window_h - (int)sprite_h));
positions[i].w = sprite_w;
positions[i].h = sprite_h;
velocities[i].x = 0.0f;
velocities[i].y = 0.0f;
while (velocities[i].x == 0.f && velocities[i].y == 0.f) {