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| Use this function to set the color used for drawing operations (,,Fill,, ^Rect^ and Line). | Use this function to set the color used for drawing operations. |
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| Returns 0 on success or -1 if there is no rendering context current; call [[SDL_GetError]]() for more information. | Returns 0 on success or a negative error code on failure; call [[SDL_GetError]]() for more information. |
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| .[[SDL_RenderClear]]??? .[[SDL_RenderDrawRect]]??? .[[SDL_RenderDrawRects]]??? |
.[[SDL_RenderClear]] .[[SDL_RenderDrawLine]] .[[SDL_RenderDrawLines]] .[[SDL_RenderDrawPoint]] .[[SDL_RenderDrawPoints]] .[[SDL_RenderDrawRect]] .[[SDL_RenderDrawRects]] .[[SDL_RenderFillRect]] .[[SDL_RenderFillRects]] |
SDL_SetRenderDrawColor
Use this function to set the color used for drawing operations.
Contents
Syntax
int SDL_SetRenderDrawColor(Uint8 r,
Uint8 g,
Uint8 b,
Uint8 a)
Function Parameters
r |
the red value used to draw on the rendering target |
g |
the green value used to draw on the rendering target |
b |
the blue value used to draw on the rendering target |
a |
the alpha value used to draw on the rendering target; usually SDL_ALPHA_OPAQUE (255) |
Return Value
Returns 0 on success or a negative error code on failure; call SDL_GetError() for more information.
Code Examples
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Remarks
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