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allow video to be shutdown/started up from outside SDL

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This commit is contained in:
dborth 2009-09-29 06:31:32 +00:00
parent 31e8f79474
commit 302cf5b521
1 changed files with 47 additions and 24 deletions
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71
SDL/src/video/wii/SDL_wiivideo.c
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@ -39,8 +39,8 @@
#include "SDL_wiievents_c.h"
static const char WIIVID_DRIVER_NAME[] = "wii";
static SDL_Thread * videothread;
static SDL_mutex * videomutex;
static SDL_Thread * videothread = 0;
static SDL_mutex * videomutex = 0;
/*** SDL ***/
static SDL_Rect mode_320;
@ -58,8 +58,8 @@ static SDL_Rect* modes_descending[] =
#define VASPECT 240
#define TEXTUREMEM_SIZE (640*480*4)
static unsigned int *xfb[2] = { NULL, NULL }; // Double buffered
static int whichfb = 0; // Switch
unsigned int *xfb[2] = { NULL, NULL }; // Double buffered
int whichfb = 0; // Switch
static GXRModeObj* vmode = 0;
static unsigned char texturemem[TEXTUREMEM_SIZE] __attribute__((aligned(32))); // GX texture
static unsigned char textureconvert[TEXTUREMEM_SIZE] __attribute__((aligned(32))); // 565 mem
@ -204,6 +204,40 @@ int flip_thread(void * arg)
return 0;
}
static void
SetupGX()
{
GX_SetViewport (0, 0, vmode->fbWidth, vmode->efbHeight, 0, 1);
GX_SetDispCopyYScale ((f32) vmode->xfbHeight / (f32) vmode->efbHeight);
GX_SetScissor (0, 0, vmode->fbWidth, vmode->efbHeight);
GX_SetDispCopySrc (0, 0, vmode->fbWidth, vmode->efbHeight);
GX_SetDispCopyDst (vmode->fbWidth, vmode->xfbHeight);
GX_SetCopyFilter (vmode->aa, vmode->sample_pattern, (df == 1) ? GX_TRUE : GX_FALSE, vmode->vfilter); // deflicker ON only for filtered mode
GX_SetFieldMode (vmode->field_rendering, ((vmode->viHeight == 2 * vmode->xfbHeight) ? GX_ENABLE : GX_DISABLE));
GX_SetPixelFmt (GX_PF_RGB8_Z24, GX_ZC_LINEAR);
GX_SetDispCopyGamma (GX_GM_1_0);
GX_SetCullMode (GX_CULL_NONE);
GX_SetBlendMode(GX_BM_BLEND,GX_BL_DSTALPHA,GX_BL_INVSRCALPHA,GX_LO_CLEAR);
GX_SetZMode (GX_TRUE, GX_LEQUAL, GX_TRUE);
GX_SetColorUpdate (GX_TRUE);
guOrtho(p, 480/2, -(480/2), -(640/2), 640/2, 100, 1000); // matrix, t, b, l, r, n, f
GX_LoadProjectionMtx (p, GX_ORTHOGRAPHIC);
}
static void
StartVideoThread()
{
if(videothread == 0)
{
quit_flip_thread = 0;
videothread = SDL_CreateThread(flip_thread, NULL);
}
}
void
WII_InitVideoSystem()
{
@ -264,25 +298,7 @@ WII_InitVideoSystem()
GXColor background = { 0, 0, 0, 0xff };
GX_SetCopyClear (background, 0x00ffffff);
GX_SetViewport (0, 0, vmode->fbWidth, vmode->efbHeight, 0, 1);
GX_SetDispCopyYScale ((f32) vmode->xfbHeight / (f32) vmode->efbHeight);
GX_SetScissor (0, 0, vmode->fbWidth, vmode->efbHeight);
GX_SetDispCopySrc (0, 0, vmode->fbWidth, vmode->efbHeight);
GX_SetDispCopyDst (vmode->fbWidth, vmode->xfbHeight);
GX_SetCopyFilter (vmode->aa, vmode->sample_pattern, (df == 1) ? GX_TRUE : GX_FALSE, vmode->vfilter); // deflicker ON only for filtered mode
GX_SetFieldMode (vmode->field_rendering, ((vmode->viHeight == 2 * vmode->xfbHeight) ? GX_ENABLE : GX_DISABLE));
GX_SetPixelFmt (GX_PF_RGB8_Z24, GX_ZC_LINEAR);
GX_SetDispCopyGamma (GX_GM_1_0);
GX_SetCullMode (GX_CULL_NONE);
GX_SetBlendMode(GX_BM_BLEND,GX_BL_DSTALPHA,GX_BL_INVSRCALPHA,GX_LO_CLEAR);
GX_SetZMode (GX_TRUE, GX_LEQUAL, GX_TRUE);
GX_SetColorUpdate (GX_TRUE);
guOrtho(p, 480/2, -(480/2), -(640/2), 640/2, 100, 1000); // matrix, t, b, l, r, n, f
GX_LoadProjectionMtx (p, GX_ORTHOGRAPHIC);
SetupGX();
}
int WII_VideoInit(_THIS, SDL_PixelFormat *vformat)
@ -388,7 +404,7 @@ SDL_Surface *WII_SetVideoMode(_THIS, SDL_Surface *current,
this->hidden->pitch = current->pitch;
draw_init(current, bpp);
videothread = SDL_CreateThread(flip_thread, NULL);
StartVideoThread();
/* We're done */
return(current);
}
@ -700,10 +716,17 @@ int WII_SetColors(_THIS, int first_color, int color_count, SDL_Color *colors)
return(1);
}
void WII_VideoStart()
{
SetupGX();
StartVideoThread();
}
void WII_VideoQuit(_THIS)
{
quit_flip_thread = 1;
SDL_WaitThread(videothread, NULL);
videothread = 0;
GX_AbortFrame();
GX_Flush();