SDL_sysrender.h File Reference

#include "../SDL_internal.h"
#include "SDL_render.h"
#include "SDL_events.h"
#include "SDL_mutex.h"
#include "SDL_yuv_sw_c.h"

Include dependency graph for SDL_sysrender.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Data Structures
struct	SDL_Texture
struct	SDL_RenderCommand
struct	SDL_Renderer
struct	SDL_RenderDriver

Enumerations
enum	SDL_RenderCommandType {   SDL_RENDERCMD_NO_OP ,   SDL_RENDERCMD_SETVIEWPORT ,   SDL_RENDERCMD_SETCLIPRECT ,   SDL_RENDERCMD_SETDRAWCOLOR ,   SDL_RENDERCMD_CLEAR ,   SDL_RENDERCMD_DRAW_POINTS ,   SDL_RENDERCMD_DRAW_LINES ,   SDL_RENDERCMD_FILL_RECTS ,   SDL_RENDERCMD_COPY ,   SDL_RENDERCMD_COPY_EX }

Functions
SDL_BlendFactor	SDL_GetBlendModeSrcColorFactor (SDL_BlendMode blendMode)
SDL_BlendFactor	SDL_GetBlendModeDstColorFactor (SDL_BlendMode blendMode)
SDL_BlendOperation	SDL_GetBlendModeColorOperation (SDL_BlendMode blendMode)
SDL_BlendFactor	SDL_GetBlendModeSrcAlphaFactor (SDL_BlendMode blendMode)
SDL_BlendFactor	SDL_GetBlendModeDstAlphaFactor (SDL_BlendMode blendMode)
SDL_BlendOperation	SDL_GetBlendModeAlphaOperation (SDL_BlendMode blendMode)
void *	SDL_AllocateRenderVertices (SDL_Renderer *renderer, const size_t numbytes, const size_t alignment, size_t *offset)

Variables
SDL_RenderDriver	D3D_RenderDriver
SDL_RenderDriver	D3D11_RenderDriver
SDL_RenderDriver	GL_RenderDriver
SDL_RenderDriver	GLES2_RenderDriver
SDL_RenderDriver	GLES_RenderDriver
SDL_RenderDriver	DirectFB_RenderDriver
SDL_RenderDriver	METAL_RenderDriver
SDL_RenderDriver	PSP_RenderDriver
SDL_RenderDriver	SW_RenderDriver

Enumeration Type Documentation

SDL_RenderCommandType

enum SDL_RenderCommandType

Enumerator
SDL_RENDERCMD_NO_OP
SDL_RENDERCMD_SETVIEWPORT
SDL_RENDERCMD_SETCLIPRECT
SDL_RENDERCMD_SETDRAWCOLOR
SDL_RENDERCMD_CLEAR
SDL_RENDERCMD_DRAW_POINTS
SDL_RENDERCMD_DRAW_LINES
SDL_RENDERCMD_FILL_RECTS
SDL_RENDERCMD_COPY
SDL_RENDERCMD_COPY_EX

Definition at line 66 of file SDL_sysrender.h.

{
    SDL_RENDERCMD_NO_OP,
    SDL_RENDERCMD_SETVIEWPORT,
    SDL_RENDERCMD_SETCLIPRECT,
    SDL_RENDERCMD_SETDRAWCOLOR,
    SDL_RENDERCMD_CLEAR,
    SDL_RENDERCMD_DRAW_POINTS,
    SDL_RENDERCMD_DRAW_LINES,
    SDL_RENDERCMD_FILL_RECTS,
    SDL_RENDERCMD_COPY,
    SDL_RENDERCMD_COPY_EX
} SDL_RenderCommandType;

Function Documentation

SDL_AllocateRenderVertices()

void* SDL_AllocateRenderVertices	(	SDL_Renderer *	renderer,
		const size_t	numbytes,
		const size_t	alignment,
		size_t *	offset
	)

Definition at line 262 of file SDL_render.c.

{
    const size_t needed = renderer->vertex_data_used + numbytes + alignment;
    size_t current_offset = renderer->vertex_data_used;
 
    size_t aligner = (alignment && ((current_offset & (alignment - 1)) != 0)) ? (alignment - (current_offset & (alignment - 1))) : 0;
    size_t aligned = current_offset + aligner;
 
    if (renderer->vertex_data_allocation < needed) {
        const size_t current_allocation = renderer->vertex_data ? renderer->vertex_data_allocation : 1024;
        size_t newsize = current_allocation * 2;
        void *ptr;
        while (newsize < needed) {
            newsize *= 2;
        }
        ptr = SDL_realloc(renderer->vertex_data, newsize);
        if (ptr == NULL) {
            SDL_OutOfMemory();
            return NULL;
        }
        renderer->vertex_data = ptr;
        renderer->vertex_data_allocation = newsize;
    }
 
    if (offset) {
        *offset = aligned;
    }
 
    renderer->vertex_data_used += aligner + numbytes;
 
    return ((Uint8 *) renderer->vertex_data) + aligned;
}

References NULL, numbytes, ptr, renderer, SDL_OutOfMemory, SDL_realloc, SDL_Renderer::vertex_data, SDL_Renderer::vertex_data_allocation, and SDL_Renderer::vertex_data_used.

Referenced by SW_QueueCopy(), SW_QueueCopyEx(), SW_QueueDrawPoints(), and SW_QueueFillRects().

SDL_GetBlendModeAlphaOperation()

SDL_BlendOperation SDL_GetBlendModeAlphaOperation

(

SDL_BlendMode

blendMode

)

Definition at line 3421 of file SDL_render.c.

{
    blendMode = SDL_GetLongBlendMode(blendMode);
    return (SDL_BlendOperation)(((Uint32)blendMode >> 16) & 0xF);
}

References blendMode, and SDL_GetLongBlendMode().

SDL_GetBlendModeColorOperation()

SDL_BlendOperation SDL_GetBlendModeColorOperation

(

SDL_BlendMode

blendMode

)

Definition at line 3400 of file SDL_render.c.

{
    blendMode = SDL_GetLongBlendMode(blendMode);
    return (SDL_BlendOperation)(((Uint32)blendMode >> 0) & 0xF);
}

References blendMode, and SDL_GetLongBlendMode().

SDL_GetBlendModeDstAlphaFactor()

SDL_BlendFactor SDL_GetBlendModeDstAlphaFactor

(

SDL_BlendMode

blendMode

)

Definition at line 3414 of file SDL_render.c.

{
    blendMode = SDL_GetLongBlendMode(blendMode);
    return (SDL_BlendFactor)(((Uint32)blendMode >> 24) & 0xF);
}

References blendMode, and SDL_GetLongBlendMode().

SDL_GetBlendModeDstColorFactor()

SDL_BlendFactor SDL_GetBlendModeDstColorFactor

(

SDL_BlendMode

blendMode

)

Definition at line 3393 of file SDL_render.c.

{
    blendMode = SDL_GetLongBlendMode(blendMode);
    return (SDL_BlendFactor)(((Uint32)blendMode >> 8) & 0xF);
}

References blendMode, and SDL_GetLongBlendMode().

SDL_GetBlendModeSrcAlphaFactor()

SDL_BlendFactor SDL_GetBlendModeSrcAlphaFactor

(

SDL_BlendMode

blendMode

)

Definition at line 3407 of file SDL_render.c.

{
    blendMode = SDL_GetLongBlendMode(blendMode);
    return (SDL_BlendFactor)(((Uint32)blendMode >> 20) & 0xF);
}

References blendMode, and SDL_GetLongBlendMode().

SDL_GetBlendModeSrcColorFactor()

SDL_BlendFactor SDL_GetBlendModeSrcColorFactor

(

SDL_BlendMode

blendMode

)

Definition at line 3386 of file SDL_render.c.

{
    blendMode = SDL_GetLongBlendMode(blendMode);
    return (SDL_BlendFactor)(((Uint32)blendMode >> 4) & 0xF);
}

References blendMode, and SDL_GetLongBlendMode().

Variable Documentation

D3D11_RenderDriver

SDL_RenderDriver D3D11_RenderDriver

extern

D3D_RenderDriver

SDL_RenderDriver D3D_RenderDriver

extern

DirectFB_RenderDriver

SDL_RenderDriver DirectFB_RenderDriver

extern

GL_RenderDriver

SDL_RenderDriver GL_RenderDriver

extern

GLES2_RenderDriver

SDL_RenderDriver GLES2_RenderDriver

extern

GLES_RenderDriver

SDL_RenderDriver GLES_RenderDriver

extern

METAL_RenderDriver

SDL_RenderDriver METAL_RenderDriver

extern

PSP_RenderDriver

SDL_RenderDriver PSP_RenderDriver

extern

SW_RenderDriver

SDL_RenderDriver SW_RenderDriver

extern

Definition at line 871 of file SDL_render_sw.c.

Referenced by SW_CreateRendererForSurface().