mirror of
https://github.com/gnif/LookingGlass.git
synced 2024-12-23 06:11:46 +00:00
[client] added support for double buffering
This commit is contained in:
parent
16a8acb303
commit
b6857d94f1
1 changed files with 6 additions and 28 deletions
|
@ -93,35 +93,20 @@ void drawFunc_ARGB10(CompFunc compFunc, SDL_Texture * texture, uint8_t * dst, co
|
|||
{
|
||||
SDL_UpdateTexture(texture, NULL, src, state.shm->stride * 4);
|
||||
ivshmem_kick_irq(state.shm->guestID, 0);
|
||||
|
||||
SDL_RenderClear(state.renderer);
|
||||
|
||||
SDL_RenderCopy(state.renderer, texture, NULL, NULL);
|
||||
SDL_RenderPresent(state.renderer);
|
||||
}
|
||||
|
||||
void drawFunc_ARGB(CompFunc compFunc, SDL_Texture * texture, uint8_t * dst, const uint8_t * src)
|
||||
{
|
||||
compFunc(dst, src, state.shm->height * state.shm->stride * 4);
|
||||
ivshmem_kick_irq(state.shm->guestID, 0);
|
||||
|
||||
SDL_UnlockTexture(texture);
|
||||
SDL_RenderClear(state.renderer);
|
||||
|
||||
SDL_RenderCopy(state.renderer, texture, NULL, NULL);
|
||||
SDL_RenderPresent(state.renderer);
|
||||
}
|
||||
|
||||
void drawFunc_RGB(CompFunc compFunc, SDL_Texture * texture, uint8_t * dst, const uint8_t * src)
|
||||
{
|
||||
compFunc(dst, src, state.shm->height * state.shm->stride * 3);
|
||||
ivshmem_kick_irq(state.shm->guestID, 0);
|
||||
|
||||
SDL_UnlockTexture(texture);
|
||||
SDL_RenderClear(state.renderer);
|
||||
|
||||
SDL_RenderCopy(state.renderer, texture, NULL, NULL);
|
||||
SDL_RenderPresent(state.renderer);
|
||||
}
|
||||
|
||||
void drawFunc_XOR(CompFunc compFunc, SDL_Texture * texture, uint8_t * dst, const uint8_t * src)
|
||||
|
@ -131,10 +116,7 @@ void drawFunc_XOR(CompFunc compFunc, SDL_Texture * texture, uint8_t * dst, const
|
|||
|
||||
compFunc(dst, src, state.shm->height * state.shm->stride * 3);
|
||||
ivshmem_kick_irq(state.shm->guestID, 0);
|
||||
|
||||
SDL_UnlockTexture(texture);
|
||||
SDL_RenderCopy(state.renderer, texture, NULL, NULL);
|
||||
SDL_RenderPresent(state.renderer);
|
||||
|
||||
// clear the buffer for the next frame
|
||||
memset(dst, 0, state.shm->height * state.shm->stride * 3);
|
||||
|
@ -144,10 +126,7 @@ void drawFunc_YUV444P(CompFunc compFunc, SDL_Texture * texture, uint8_t * dst, c
|
|||
{
|
||||
compFunc(dst, src, state.shm->height * state.shm->stride * 3);
|
||||
ivshmem_kick_irq(state.shm->guestID, 0);
|
||||
|
||||
SDL_UnlockTexture(texture);
|
||||
SDL_RenderCopy(state.renderer, texture, NULL, NULL);
|
||||
SDL_RenderPresent(state.renderer);
|
||||
}
|
||||
|
||||
void drawFunc_YUV420P(CompFunc compFunc, SDL_Texture * texture, uint8_t * dst, const uint8_t * src)
|
||||
|
@ -159,19 +138,14 @@ void drawFunc_YUV420P(CompFunc compFunc, SDL_Texture * texture, uint8_t * dst, c
|
|||
src + pixels , state.shm->stride / 2,
|
||||
src + pixels + pixels / 4, state.shm->stride / 2
|
||||
);
|
||||
|
||||
ivshmem_kick_irq(state.shm->guestID, 0);
|
||||
|
||||
SDL_RenderClear(state.renderer);
|
||||
SDL_RenderCopy(state.renderer, texture, NULL, NULL);
|
||||
SDL_RenderPresent(state.renderer);
|
||||
}
|
||||
|
||||
int renderThread(void * unused)
|
||||
{
|
||||
struct KVMGFXHeader format;
|
||||
SDL_Texture *texture = NULL;
|
||||
uint8_t *pixels = (uint8_t*)(state.shm + 1);
|
||||
uint8_t *pixels = (uint8_t*)state.shm;
|
||||
uint8_t *texPixels = NULL;
|
||||
DrawFunc drawFunc = NULL;
|
||||
CompFunc compFunc = NULL;
|
||||
|
@ -203,6 +177,7 @@ int renderThread(void * unused)
|
|||
break;
|
||||
|
||||
case IVSHMEM_WAIT_RESULT_TIMEOUT:
|
||||
DEBUG_INFO("timed out");
|
||||
ivshmem_kick_irq(state.shm->guestID, 0);
|
||||
ready = false;
|
||||
break;
|
||||
|
@ -266,7 +241,10 @@ int renderThread(void * unused)
|
|||
}
|
||||
|
||||
glDisable(GL_COLOR_LOGIC_OP);
|
||||
drawFunc(compFunc, texture, texPixels, pixels);
|
||||
drawFunc(compFunc, texture, texPixels, pixels + state.shm->dataPos);
|
||||
SDL_RenderCopy(state.renderer, texture, NULL, NULL);
|
||||
SDL_RenderPresent(state.renderer);
|
||||
|
||||
state.started = true;
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in a new issue