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Added SDL_FlipSurface() to flip a surface vertically or horizontally

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Fixes https://github.com/libsdl-org/SDL/issues/8857
This commit is contained in:
Sam Lantinga
2024-01-20 06:31:37 -08:00
parent 2cd583ee13
commit 308906ba25
13 changed files with 184 additions and 21 deletions
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4
src/render/SDL_render.c
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@@ -611,7 +611,7 @@ static int QueueCmdCopy(SDL_Renderer *renderer, SDL_Texture *texture, const SDL_
static int QueueCmdCopyEx(SDL_Renderer *renderer, SDL_Texture *texture,
const SDL_FRect *srcquad, const SDL_FRect *dstrect,
const double angle, const SDL_FPoint *center, const SDL_RendererFlip flip, float scale_x, float scale_y)
const double angle, const SDL_FPoint *center, const SDL_FlipMode flip, float scale_x, float scale_y)
{
SDL_RenderCommand *cmd = PrepQueueCmdDraw(renderer, SDL_RENDERCMD_COPY_EX, texture);
int retval = -1;
@@ -3296,7 +3296,7 @@ int SDL_RenderTexture(SDL_Renderer *renderer, SDL_Texture *texture, const SDL_FR
int SDL_RenderTextureRotated(SDL_Renderer *renderer, SDL_Texture *texture,
const SDL_FRect *srcrect, const SDL_FRect *dstrect,
const double angle, const SDL_FPoint *center, const SDL_RendererFlip flip)
const double angle, const SDL_FPoint *center, const SDL_FlipMode flip)
{
SDL_FRect real_srcrect;
SDL_FRect real_dstrect;

2
src/render/SDL_sysrender.h
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@@ -173,7 +173,7 @@ struct SDL_Renderer
const SDL_FRect *srcrect, const SDL_FRect *dstrect);
int (*QueueCopyEx)(SDL_Renderer *renderer, SDL_RenderCommand *cmd, SDL_Texture *texture,
const SDL_FRect *srcquad, const SDL_FRect *dstrect,
const double angle, const SDL_FPoint *center, const SDL_RendererFlip flip, float scale_x, float scale_y);
const double angle, const SDL_FPoint *center, const SDL_FlipMode flip, float scale_x, float scale_y);
int (*QueueGeometry)(SDL_Renderer *renderer, SDL_RenderCommand *cmd, SDL_Texture *texture,
const float *xy, int xy_stride, const SDL_Color *color, int color_stride, const float *uv, int uv_stride,
int num_vertices, const void *indices, int num_indices, int size_indices,

2
src/render/psp/SDL_render_psp.c
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@@ -842,7 +842,7 @@ static int PSP_QueueCopy(SDL_Renderer *renderer, SDL_RenderCommand *cmd, SDL_Tex
static int PSP_QueueCopyEx(SDL_Renderer *renderer, SDL_RenderCommand *cmd, SDL_Texture *texture,
const SDL_FRect *srcrect, const SDL_FRect *dstrect,
const double angle, const SDL_FPoint *center, const SDL_RendererFlip flip, float scale_x, float scale_y)
const double angle, const SDL_FPoint *center, const SDL_FlipMode flip, float scale_x, float scale_y)
{
VertTV *verts = (VertTV *)SDL_AllocateRenderVertices(renderer, 4 * sizeof(VertTV), 4, &cmd->data.draw.first);
const float centerx = center->x;

6
src/render/software/SDL_render_sw.c
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@@ -257,14 +257,14 @@ typedef struct CopyExData
SDL_Rect dstrect;
double angle;
SDL_FPoint center;
SDL_RendererFlip flip;
SDL_FlipMode flip;
float scale_x;
float scale_y;
} CopyExData;
static int SW_QueueCopyEx(SDL_Renderer *renderer, SDL_RenderCommand *cmd, SDL_Texture *texture,
const SDL_FRect *srcrect, const SDL_FRect *dstrect,
const double angle, const SDL_FPoint *center, const SDL_RendererFlip flip, float scale_x, float scale_y)
const double angle, const SDL_FPoint *center, const SDL_FlipMode flip, float scale_x, float scale_y)
{
CopyExData *verts = (CopyExData *)SDL_AllocateRenderVertices(renderer, sizeof(CopyExData), 0, &cmd->data.draw.first);
@@ -311,7 +311,7 @@ static int Blit_to_Screen(SDL_Surface *src, SDL_Rect *srcrect, SDL_Surface *surf
static int SW_RenderCopyEx(SDL_Renderer *renderer, SDL_Surface *surface, SDL_Texture *texture,
const SDL_Rect *srcrect, const SDL_Rect *final_rect,
const double angle, const SDL_FPoint *center, const SDL_RendererFlip flip, float scale_x, float scale_y)
const double angle, const SDL_FPoint *center, const SDL_FlipMode flip, float scale_x, float scale_y)
{
SDL_Surface *src = (SDL_Surface *)texture->driverdata;
SDL_Rect tmp_rect;