int main(int argc, char* argv[])
{
unsigned int i,j;
pspDebugScreenInit();
SetupCallbacks();
#ifdef ENABLE_PROFILER
// Enable profiling
pspDebugProfilerClear();
pspDebugProfilerEnable();
#endif
// initialize global context
g_context.iterationCount = NUM_VERTEX_BUFFERS * NUM_ITERATIONS;
g_context.t = 0;
g_context.sint = 0;
// initialize torus
for (i = 0; i < NUM_SLICES; ++i)
{
for (j = 0; j < NUM_ROWS; ++j)
{
float s = i + 0.5f, t = j;
float x,y,z;
x = (RING_SIZE + RING_RADIUS * cosf(s * ((GU_PI*2)/NUM_SLICES))) * cosf(t * ((GU_PI*2)/NUM_ROWS));
y = (RING_SIZE + RING_RADIUS * cosf(s * ((GU_PI*2)/NUM_SLICES))) * sinf(t * ((GU_PI*2)/NUM_ROWS));
z = RING_RADIUS * sinf(s * ((GU_PI*2)/NUM_SLICES));
torus_vertices[j + i * NUM_ROWS].x = x;
torus_vertices[j + i * NUM_ROWS].y = y;
torus_vertices[j + i * NUM_ROWS].z = z;
}
}
// initialize torus modifiers
for (j = 0; j < NUM_ROWS; ++j)
{
float t = j;
torus_modifiers[j].x = 0;
torus_modifiers[j].y = 0;
torus_modifiers[j].z = 0.3*cosf( t * 8.0f *((GU_PI*2)/NUM_ROWS) );
}
// init GU and set callbacks
sceGuInit();
// 0x01 - user callback
// 0x04 - 'rendering finished' callback
sceGuSetCallback(1, &mySignalHandler);
sceGuSetCallback(4, &myFinishHandler);
// setup GU
sceGuStart(GU_DIRECT,list);
sceGuDrawBuffer(GU_PSM_8888,(void*)0,BUF_WIDTH);
sceGuDispBuffer(SCR_WIDTH,SCR_HEIGHT,(void*)0x88000,BUF_WIDTH);
sceGuDepthBuffer((void*)0x110000,BUF_WIDTH);
sceGuOffset(2048 - (SCR_WIDTH/2),2048 - (SCR_HEIGHT/2));
sceGuViewport(2048,2048,SCR_WIDTH,SCR_HEIGHT);
sceGuDepthRange(0xc350,0x2710);
sceGuScissor(0,0,SCR_WIDTH,SCR_HEIGHT);
sceGuEnable(GU_SCISSOR_TEST);
sceGuAlphaFunc(GU_GREATER,0,0xff);
sceGuEnable(GU_ALPHA_TEST);
sceGuDepthFunc(GU_GEQUAL);
sceGuEnable(GU_DEPTH_TEST);
sceGuFrontFace(GU_CW);
sceGuShadeModel(GU_SMOOTH);
sceGuEnable(GU_CULL_FACE);
sceGuEnable(GU_TEXTURE_2D);
sceGuFinish();
sceGuSync(0,0);
sceDisplayWaitVblankStart();
sceGuDisplay(GU_TRUE);
// run sample
#ifdef USING_SIGNALS
sceGuCallMode(1);
#endif
// generate callable command-list with texture setup
{
sceGuStart(GU_CALL, smallList1);
// setup texture
sceGuTexMode(GU_PSM_5551,0,0,0);
sceGuTexImage(0,32,32,32,ball_start); // width, height, buffer width, tbp
sceGuTexFunc(GU_TFX_MODULATE,GU_TCC_RGBA); // NOTE: this enables reads of the alpha-component from the texture, otherwise blend/test won't work
sceGuTexFilter(GU_NEAREST,GU_NEAREST);
sceGuTexWrap(GU_CLAMP,GU_CLAMP);
sceGuTexScale(1,1);
sceGuTexOffset(0,0);
sceGuAmbientColor(0xffffffff);
sceGuFinish();
sceGuSync(0,0);
}
// generate callable command-list for cube rendering
{
sceGuStart(GU_CALL, smallList2);
// draw cube
sceGuDrawArray(GU_TRIANGLES,GU_TEXTURE_32BITF|GU_COLOR_8888|GU_VERTEX_32BITF|GU_TRANSFORM_3D,12*3,0,cubeVertices);
sceGuFinish();
sceGuSync(0,0);
}
for(;;)
{
sceGuStart(GU_DIRECT,list);
unsigned int i = 0;
for( ; i < NUM_VERTEX_BUFFERS; i++ )
g_context.vbuffer[i] = sceGuGetMemory((NUM_SLICES/g_context.iterationCount) * 2 * NUM_ROWS * sizeof(Vertex));
g_context.vertsRendered = 0;
// clear screen
sceGuClearColor(0x00334455);
sceGuClearDepth(0);
sceGuClear(GU_COLOR_BUFFER_BIT|GU_DEPTH_BUFFER_BIT);
// setup matrices
sceGumMatrixMode(GU_PROJECTION);
sceGumLoadIdentity();
sceGumPerspective(75.0f,16.0f/9.0f,0.5f,1000.0f);
sceGumMatrixMode(GU_VIEW);
sceGumLoadIdentity();
sceGumMatrixMode(GU_MODEL);
{
ScePspFVector3 pos = {0.0f,0.0f,-3.5f};
ScePspFVector3 rot = {g_context.t * 0.3f * (GU_PI/180.0f), g_context.t * 0.7f * (GU_PI/180.0f), g_context.t * 1.3f * (GU_PI/180.0f)};
sceGumLoadIdentity();
sceGumTranslate(&pos);
sceGumRotateXYZ(&rot);
}
sceGumStoreMatrix(&g_context.world);
// call pregenerated command-list to setup texture
sceGuCallList(smallList1);
// start billboard rendering
render_billboards(0);
// call pregenerated command-list to render cube
{
ScePspFVector3 scale = {0.3f, 0.3f, 0.3f};
sceGumScale(&scale);
}
sceGumUpdateMatrix();
sceGuCallList(smallList2);
#ifndef USING_SIGNALS
// HACK: sceGuFinish() is called inside the signal interupt handler when all rendering job is done
// this is done in order to stall GPU if it is ahead of CPU
sceGuFinish();
#endif
sceGuSync(0,0);
#ifndef ENABLE_FRAMERATE
// wait for next frame
sceDisplayWaitVblankStart();
#endif
sceGuSwapBuffers();
pspDebugScreenSetXY(0,0);
#ifdef ENABLE_PROFILER
// Print profile information to the screen
pspDebugProfilerPrint();
#endif
#ifdef ENABLE_FRAMERATE
// simple frame rate counter
static float curr_ms = 1.0f;
static struct timeval time_slices[16];
static int t = 0;
float curr_fps = 1.0f / curr_ms;
t++;
float vertsPerSec = g_context.vertsRendered*curr_fps;
float kbPerSec = vertsPerSec * sizeof(Vertex) / 1024.0f;
gettimeofday(&time_slices[t & 15],0);
pspDebugScreenPrintf("fps: %d.%03d ms: %d vert/s: %dK MB/s: %d.%03d",(int)curr_fps, ((int)(curr_fps*1000.0f)%1000), (int)(curr_ms*1000.0f),
(int)(vertsPerSec/1000.0f),
(int)(kbPerSec/1024.0f), (int)((1000.0f/1024.0f)*((int)kbPerSec%1024)) );
if (!(t & 15))
{
struct timeval last_time = time_slices[0];
unsigned int i;
curr_ms = 0;
for (i = 1; i < 16; ++i)
{
struct timeval curr_time = time_slices[i];
int curr_time_usec = curr_time.tv_usec + curr_time.tv_sec * 1000000;
int last_time_usec = last_time.tv_usec + last_time.tv_sec * 1000000;
if( last_time_usec < curr_time_usec )
curr_ms += (( curr_time_usec - last_time_usec ) * (1.0f/1000000.0f));
last_time = time_slices[i];
}
curr_ms /= 15.0f;
}
#endif
}
sceGuTerm();
sceKernelExitGame();
return 0;
}
static bool psp_frame(void *data, const void *frame,
unsigned width, unsigned height, unsigned pitch, const char *msg)
{
static char fps_txt[128], fps_text_buf[128];
psp1_video_t *psp = (psp1_video_t*)data;
#ifdef DISPLAY_FPS
static uint64_t currentTick,lastTick;
static float fps=0.0;
static int frames;
#endif
if (!width || !height)
return false;
if (!(((uint32_t)frame&0x04000000) || (frame == RETRO_HW_FRAME_BUFFER_VALID))) // let the core decide when to sync when HW_RENDER
sceGuSync(0, 0);
pspDebugScreenSetBase(psp->draw_buffer);
pspDebugScreenSetXY(0,0);
if(g_settings.fps_show)
{
gfx_get_fps(fps_txt, sizeof(fps_txt), fps_text_buf, sizeof(fps_text_buf));
pspDebugScreenSetXY(68 - strlen(fps_text_buf) - 1,0);
pspDebugScreenPuts(fps_text_buf);
pspDebugScreenSetXY(0,1);
}
else
gfx_get_fps(fps_txt, sizeof(fps_txt), NULL, 0);
if (msg)
pspDebugScreenPuts(msg);
if ((psp->vsync)&&(psp->vblank_not_reached))
sceDisplayWaitVblankStart();
psp->vblank_not_reached = true;
RARCH_PERFORMANCE_INIT(psp_frame_run);
RARCH_PERFORMANCE_START(psp_frame_run);
#ifdef DISPLAY_FPS
frames++;
sceRtcGetCurrentTick(¤tTick);
uint32_t diff = currentTick - lastTick;
if(diff > 1000000)
{
fps = (float)frames * 1000000.0 / diff;
lastTick = currentTick;
frames = 0;
}
pspDebugScreenSetXY(0,0);
pspDebugScreenPrintf("%f", fps);
#endif
psp->draw_buffer = FROM_GU_POINTER(sceGuSwapBuffers());
g_extern.frame_count++;
if (psp->should_resize)
psp_update_viewport(psp);
// psp->frame_coords->v0.u = 0;
// psp->frame_coords->v0.v = 0;
psp->frame_coords->v1.u = width;
psp->frame_coords->v1.v = height;
sceGuStart(GU_DIRECT, psp->main_dList);
sceGuTexFilter(psp->tex_filter, psp->tex_filter);
if (((uint32_t)frame&0x04000000) || (frame == RETRO_HW_FRAME_BUFFER_VALID)) // frame in VRAM ? texture/palette was set in core so draw directly
{
sceGuClear(GU_COLOR_BUFFER_BIT);
sceGuDrawArray(GU_SPRITES, GU_TEXTURE_16BIT | GU_COLOR_4444 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 2, NULL, (void*)(psp->frame_coords));
}
else
{
if (frame!=NULL)
{
sceKernelDcacheWritebackRange(frame,pitch * height);
sceGuCopyImage(GU_PSM_5650, ((u32)frame & 0xF) >> psp->bpp_log2, 0, width, height, pitch >> psp->bpp_log2, (void*)((u32)frame & ~0xF), 0, 0, width, psp->texture);
}
sceGuClear(GU_COLOR_BUFFER_BIT);
sceGuTexImage(0, next_pow2(width), next_pow2(height), width, psp->texture);
sceGuCallList(psp->frame_dList);
}
