void do_frame() {
int x, y, z;
int size;
int i;
float col;
glKosBeginFrame();
vid_border_color(0,255,0);
glBegin(GL_TRIANGLES);
for (i=0; i<polycnt; i++) {
x = rand() % 640;
y = rand() % 480;
z = rand() % 100 + 1;
size = rand() % 50;
col = (rand () % 255) * 0.00391f;
glColor3f(col, col, col);
glVertex3f(x-size, y+size, z);
glVertex3f(x-size, y-size, z);
glVertex3f(x+size, y+size, z);
}
glEnd();
vid_border_color(255,0,0);
glKosFinishFrame();
vid_border_color(0,0,0);
}
static void spu_cb(void * p)
{
if (p) {
dma_chain_t * chain = (dma_chain_t *) p;
if (chain->src == NULL) {
free_chain(chain);
} else {
sem_signal(chain->sema);
if (chain->waiting_thd)
thd_schedule_next(chain->waiting_thd);
chain->dest = 0; /* mark dma completed */
}
if (spu_chain_head == NULL)
;//draw_unlock();
vid_border_color(0, 0, 0);
spu_transfering = 0;
} else
;//bba_lock();
//asic_evt_disable(ASIC_EVT_EXP_PCI, ASIC_IRQB);
if (spu_chain_head) {
dma_chain_t * chain = spu_chain_head;
spu_transfering = 1;
vid_border_color(0, 255, 0);
switch(chain->type) {
/* case DMA_TYPE_VRAM: */
/* pvr_txr_load_dma(chain->src, chain->dest, */
/* chain->count, 0, spu_cb, chain); */
/* break; */
case DMA_TYPE_SPU:
dma_cache_flush(chain->src, chain->count);
spu_dma_transfer(chain->src, chain->dest, chain->count, 0,
spu_cb, chain);
break;
case DMA_TYPE_BBA_RX:
g2_dma_transfer(chain->dest, chain->src, chain->count, 0,
spu_cb, chain, 1, bba_dma_mode, 1, 3);
break;
default:
panic("got bad dma chain type in spu_cb\n");
}
spu_chain_head = chain->next;
} else {
//asic_evt_enable(ASIC_EVT_EXP_PCI, ASIC_IRQB);
;//bba_unlock();
}
}
void Init(){
/*
Standard initialization
*/
vid_set_mode(DM_640x480,PM_RGB565);
vid_border_color(0,255,0);
//pvr_init_defaults();
pvr_init_params_t pvr_params;
pvr_params.vertex_buf_size= 1024*512;
pvr_params.dma_enabled= 0;
pvr_params.fsaa_enabled= 0;
pvr_params.autosort_disabled = 0;
pvr_params.opb_sizes[PVR_LIST_OP_POLY]= PVR_BINSIZE_32;
pvr_params.opb_sizes[PVR_LIST_OP_MOD]= PVR_BINSIZE_0;
pvr_params.opb_sizes[PVR_LIST_TR_POLY]= PVR_BINSIZE_16;
pvr_params.opb_sizes[PVR_LIST_TR_MOD]= PVR_BINSIZE_0;
pvr_params.opb_sizes[PVR_LIST_PT_POLY]= PVR_BINSIZE_0;
pvr_init(&pvr_params);
//Set palette to ARGB8888 format
pvr_set_pal_format(PVR_PAL_ARGB8888);
mat_identity();
//Initialize ogg streamer
//snd_stream_init();
//sndoggvorbis_init();
}
inline void BCOLOR(int r, int g, int b)
{
#ifdef DCPLAYA
if (SPC_debugcolor)
vid_border_color(r, g, b);
#endif
}
void do_frame() {
pvr_vertex_t vert;
int x, y, z;
int size;
int i, col;
vid_border_color(0, 0, 0);
pvr_wait_ready();
vid_border_color(255, 0, 0);
pvr_scene_begin();
pvr_list_begin(PVR_LIST_OP_POLY);
pvr_prim(&hdr, sizeof(hdr));
x = rand() % 640;
y = rand() % 480;
z = rand() % 100 + 1;
col = rand () % 256;
vert.flags = PVR_CMD_VERTEX;
vert.x = x;
vert.y = y;
vert.z = z;
vert.u = vert.v = 0.0f;
vert.argb = col | (col << 8) | (col << 16) | 0xff000000;
vert.oargb = 0;
pvr_prim(&vert, sizeof(vert));
for (i=0; i<polycnt; i++) {
x = (x + ((rand() % 50) - 25)) % 640;
y = (y + ((rand() % 50) - 25)) % 480;
col = rand () % 256;
vert.x = x;
vert.y = y;
vert.argb = col | (col << 8) | (col << 16) | 0xff000000;
if (i == (polycnt-1))
vert.flags = PVR_CMD_VERTEX_EOL;
pvr_prim(&vert, sizeof(vert));
}
pvr_list_finish();
pvr_scene_finish();
vid_border_color(0, 255, 0);
}
/*
Initialize PVR to defaults and sndoggvorbis
*/
void Init(){
vid_set_mode(DM_640x480,PM_RGB565);
vid_border_color(0,255,0);
pvr_init_defaults();
snd_stream_init();
sndoggvorbis_init();
}
static void renderdone_cb()
{
printf("\n!!!!! renderdone_cb !\n");
vid_border_color(255, 0, 0);
if (!ta_block_render) {
dma_cb(0);
}
ta_render_done_cb = NULL;
}
int main(int argc, char *argv[]) {
if(argc < 2) {
ds_printf("Usage: %s option args...\n\n"
"Options: \n"
" -m, --mode - Set video mode\n"
" -l, --list - Show list of video modes\n"
" -c, --clear - Clear the display with color\n"
" -e, --empty - Clear VRAM\n"
" -o, --border - Set video border color\n\n"
"Arguments: \n"
" -d, --display - Display mode from list\n"
" -p, --pixel - Pixel mode from list\n"
" -r, --red - Red color for clear screen\n"
" -g, --green - green color for clear screen\n"
" -b, --blue - Blue color for clear screen\n\n"
"Example: %s -m -d 1 -p 1\n", argv[0], argv[0]);
return CMD_NO_ARG;
}
int mode = 0, list = 0, clear = 0, empty = 0, border = 0, display = 0, pixel = PM_RGB565;
int r = 0, g = 0, b = 0;
struct cfg_option options[] = {
{"mode", 'm', NULL, CFG_BOOL, (void *) &mode, 0},
{"clear", 'c', NULL, CFG_BOOL, (void *) &clear, 0},
{"empty", 'e', NULL, CFG_BOOL, (void *) &empty, 0},
{"border", 'o', NULL, CFG_BOOL, (void *) &border, 0},
{"list", 'l', NULL, CFG_BOOL, (void *) &list, 0},
{"pixel", 'p', NULL, CFG_INT, (void *) &pixel, 0},
{"display",'d', NULL, CFG_INT, (void *) &display,0},
{"red", 'r', NULL, CFG_INT, (void *) &r, 0},
{"green", 'g', NULL, CFG_INT, (void *) &g, 0},
{"blue", 'b', NULL, CFG_INT, (void *) &b, 0},
CFG_END_OF_LIST
};
CMD_DEFAULT_ARGS_PARSER(options);
if(mode) {
if(pixel == PM_RGB565) {
SetVideoMode(display);
} else {
vid_set_mode(display, pixel);
}
return CMD_OK;
}
if(clear) {
vid_clear(r, g, b);
return CMD_OK;
}
if(empty) {
vid_empty();
return CMD_OK;
}
if(border) {
vid_border_color(r, g, b);
return CMD_OK;
}
if(list) {
ds_printf( " Pixel modes: \n"
" 0 - RGB555 pixel mode (15-bit)\n"
" 1 - RGB565 pixel mode (16-bit), default\n"
" 3 - RGB888 pixel mode (24-bit)\n\n");
ds_printf( " Display modes: \n"
" 1 - 320x240 VGA 60Hz \n"
" 2 - 320x240 NTSC 60Hz \n"
" 3 - 640x480 VGA 60Hz \n"
" 4 - 640x480 NTSC Interlaced 60Hz \n"
" 5 - 800x608 VGA 60Hz \n"
" 6 - 640x480 PAL Interlaced 50Hz \n"
" 7 - 256x256 PAL Interlaced 50Hz \n"
" 8 - 768x480 NTSC Interlaced 60Hz \n"
" 9 - 768x576 PAL Interlaced 50Hz \n"
" 10 - 768x480 PAL Interlaced 50Hz \n");
ds_printf( " 11 - 320x240 PAL 50Hz \n"
" 12 - 320x240 VGA 60Hz, 4FBs \n"
" 13 - 320x240 NTSC 60Hz, 4FBs \n"
" 14 - 640x480 VGA 60Hz, 4FBs \n"
" 15 - 640x480 NTSC IL 60Hz, 4FBs \n"
" 16 - 800x608 VGA 60Hz, 4FBs \n"
" 17 - 640x480 PAL IL 50Hz, 4FBs \n"
" 18 - 256x256 PAL IL 50Hz, 4FBs \n"
" 19 - 768x480 NTSC IL 60Hz, 4FBs \n"
" 20 - 768x576 PAL IL 50Hz, 4FBs \n"
" 21 - 768x480 PAL IL 50Hz, 4FBs \n"
" 22 - 320x240 PAL 50Hz, 4FBs \n\n");
return CMD_OK;
}
ds_printf("DS_ERROR: There is no option.\n");
return CMD_NO_ARG;
}
int
main (int argc, char *argv[])
{
int cable_type;
int quit = 0;
float rot1 = 0.0, rot2 = 0.0, rot3 = 0.0;
kos_img_t cubetxr;
GLuint texture[2];
pvr_ptr_t texaddr;
pvr_ptr_t bumpmap;
/* Consider this as the vector from the object to the light, for now. */
GLfloat light_position[3] = { 0.7, 0.7, 2.0 };
vec_normalize (&light_position[0], &light_position[0]);
cable_type = vid_check_cable ();
printf ("KOS says M_PI is: %f\n", M_PI);
if (cable_type == CT_VGA)
vid_init (DM_640x480_VGA, PM_RGB565);
else
vid_init (DM_640x480_PAL_IL, PM_RGB565);
init_pvr ();
auto_orient ();
png_to_img ("/rd/cube.png", PNG_NO_ALPHA, &cubetxr);
texaddr = pvr_mem_malloc (cubetxr.w * cubetxr.h * 2);
pvr_txr_load_kimg (&cubetxr, texaddr, PVR_TXRLOAD_INVERT_Y);
kos_img_free (&cubetxr, 0);
bumpmap = load_bumpmap ("/rd/bump.raw");
vid_border_color (0, 0, 0);
pvr_set_bg_color (0.0, 0.0, 0.0);
glKosInit ();
glEnable (GL_DEPTH_TEST);
glEnable (GL_CULL_FACE);
glEnable (GL_TEXTURE_2D);
glShadeModel (GL_SMOOTH);
glClearDepth (1.0f);
glDepthFunc (GL_LEQUAL);
glMatrixMode (GL_PROJECTION);
glLoadIdentity ();
gluPerspective (45.0, /* Field of view in degrees. */
640.0 / 480.0, /* Aspect ratio. */
1.0, /* Z near. */
50.0); /* Z far. */
glMatrixMode (GL_MODELVIEW);
glLoadIdentity ();
gluLookAt (0.0, 0.0, -4.5, /* Eye position. */
0.0, 0.0, 0.0, /* Centre. */
0.0, 1.0, 0.0); /* Up. */
glGenTextures (2, &texture[0]);
/* Ordinary texture. */
glBindTexture (GL_TEXTURE_2D, texture[0]);
glKosTex2D (GL_RGB565_TWID, cubetxr.w, cubetxr.h, texaddr);
/* Bump texture. */
glBindTexture (GL_TEXTURE_2D, texture[1]);
/*pvr_poly_cxt_txr (cxt, PVR_LIST_OP_POLY,
PVR_TXRFMT_BUMP | PVR_TXRFMT_TWIDDLED,
128, 128, bumpmap, PVR_FILTER_BILINEAR);*/
glKosTex2D (GL_BUMP_TWID, 128, 128, bumpmap);
glTexEnvi (GL_TEXTURE_2D, GL_TEXTURE_ENV_MODE, GL_MODULATE);
/* Break the nice abstraction. Tweak for bump mapping. */
/*cxt = (pvr_poly_cxt_t *) texture[1];
cxt->gen.specular = PVR_SPECULAR_ENABLE;*/
/*pvr_poly_compile (&bumphdr, cxt);*/
printf ("objmatrix at %p\n", objmatrix);
while (!quit)
{
int faces;
GLfloat transformed_normals
[sizeof (face_normals) / (3 * sizeof (GLfloat))][3];
GLfloat transformed_orient
[sizeof (face_orient) / (3 * sizeof (GLfloat))][3];
MAPLE_FOREACH_BEGIN (MAPLE_FUNC_CONTROLLER, cont_state_t, st)
if (st->buttons & CONT_START)
quit = 1;
MAPLE_FOREACH_END ()
glKosBeginFrame ();
glPushMatrix ();
glRotatef (rot1, 1.0, 0.0, 0.0);
glRotatef (rot2, 0.0, 1.0, 0.0);
glRotatef (rot3, 0.0, 0.0, 1.0);
rot1 += 0.1;
rot2 += 0.2;
rot3 += 0.3;
/* Get the object's transformation matrix. */
glGetFloatv (GL_MODELVIEW_MATRIX, &objmatrix[0][0]);
/* We care only about rotation for now. */
objmatrix[0][3] = objmatrix[1][3] = objmatrix[2][3] = 0.0;
objmatrix[3][0] = objmatrix[3][1] = objmatrix[3][2] = 0.0;
objmatrix[3][3] = 1.0;
/*printf ("Got matrix:\n");
printf ("[ %f %f %f %f ]\n", objmatrix[0][0], objmatrix[0][1],
objmatrix[0][2], objmatrix[0][3]);
printf ("[ %f %f %f %f ]\n", objmatrix[1][0], objmatrix[1][1],
objmatrix[1][2], objmatrix[1][3]);
printf ("[ %f %f %f %f ]\n", objmatrix[2][0], objmatrix[2][1],
objmatrix[2][2], objmatrix[2][3]);
printf ("[ %f %f %f %f ]\n", objmatrix[3][0], objmatrix[3][1],
objmatrix[3][2], objmatrix[3][3]);*/
/* Do these all in one go. */
mat_load ((matrix_t *) &objmatrix[0][0]);
/* Note: mat_transform is only for 3D->2D (perspective)
transformations! This won't be quite as quick, most likely. */
for (faces = 0; faces < 6; faces++)
{
GLfloat x = face_normals[faces][0];
GLfloat y = face_normals[faces][1];
GLfloat z = face_normals[faces][2];
GLfloat w = 1.0;
mat_trans_nodiv (x, y, z, w);
transformed_normals[faces][0] = x;
transformed_normals[faces][1] = y;
transformed_normals[faces][2] = z;
x = face_orient[faces][0];
y = face_orient[faces][1];
z = face_orient[faces][2];
w = 1.0;
mat_trans_nodiv (x, y, z, w);
transformed_orient[faces][0] = x;
transformed_orient[faces][1] = y;
transformed_orient[faces][2] = z;
}
glKosMatrixDirty ();
glDisable (GL_KOS_OFFSET_COLOR);
glBindTexture (GL_TEXTURE_2D, texture[0]);
glDisable (GL_TEXTURE_2D);
//glBlendFunc (GL_DST_COLOR, GL_ZERO);
glBlendFunc (GL_ONE, GL_ZERO);
for (faces = 0; faces < 6; faces++)
{
int strip;
glBegin (GL_TRIANGLE_STRIP);
glColor4ub (colour[faces][0], colour[faces][1], colour[faces][2],
colour[faces][3]);
for (strip = 0; strip < 4; strip++)
{
glTexCoord2fv (texcoords[strip]);
glVertex3fv (points[tristrips[faces][strip]]);
}
glEnd ();
}
/* Finish opaque list, start transparent list. */
glKosFinishList ();
glBindTexture (GL_TEXTURE_2D, texture[1]);
glEnable (GL_TEXTURE_2D);
glEnable (GL_KOS_OFFSET_COLOR);
glBlendFunc (GL_ZERO, GL_SRC_ALPHA);
for (faces = 0; faces < 6; faces++)
{
int strip, over_pi, over_2pi;
GLfloat s_dot_n, f[3], d[3], t, q;
GLfloat d_cross_r[3], dxr_len, d_len;
s_dot_n = vec_dot (&transformed_normals[faces][0],
&light_position[0]);
/* Elevation (T) angle:
s.n = |s| |n| cos T
T = acos (s.n / (|s| * |n|))
|s| and |n| are both 1. */
t = M_PI / 2 - acosf (s_dot_n);
if (t < 0)
t = 0;
/* Rotation (Q) angle:
d x r = (|d| |r| sin Q) n
|d x r| / (|d| |r|) = sin Q. */
vec_scale (&f[0], &transformed_normals[faces][0], s_dot_n);
vec_sub (&d[0], &light_position[0], &f[0]);
vec_cross (&d_cross_r[0], &d[0], &transformed_orient[faces][0]);
dxr_len = vec_length (&d_cross_r[0]);
d_len = vec_length (&d[0]);
q = asinf (dxr_len / d_len);
over_pi = vec_dot (&d[0], &transformed_orient[faces][0]) < 0;
if (over_pi)
q = M_PI - q;
over_2pi
= vec_dot (&d_cross_r[0], &transformed_normals[faces][0]) < 0;
if (over_2pi)
q = 2 * M_PI - q;
/*printf ("length of n: %f\n",
length (&transformed_normals[faces][0]));
printf ("%d: [ %f %f %f ]\n", faces, transformed_normals[faces][0],
transformed_normals[faces][1], transformed_normals[faces][2]);
printf ("length of r: %f\n", length (&transformed_orient[faces][0]));
printf ("%d: [ %f %f %f ]\n", faces, transformed_orient[faces][0],
transformed_orient[faces][1], transformed_orient[faces][2]);*/
glBegin (GL_TRIANGLE_STRIP);
set_bump_direction (t, 2 * M_PI - q, 1.0);
glColor4ub (255, 255, 255, 255);
for (strip = 0; strip < 4; strip++)
{
glTexCoord2fv (texcoords[strip]);
glVertex3fv (points[tristrips[faces][strip]]);
}
glEnd ();
}
/* Finish opaque polygon list, start translucent polygon list. */
/* glKosFinishList ();*/
glPopMatrix ();
glKosFinishFrame ();
}
glKosShutdown ();
pvr_shutdown ();
vid_shutdown ();
return 0;
}
int main(int argc,char **argv){
Init();
//sndoggvorbis_start("/pc/billy.ogg",-1);
Lights[0].z = 10.0;
Lights[0].x = 0.0;
Lights[0].y = 0.0;
Lights[0].w = 1.0;
Lights[0].r = 5.0;
Lights[0].g = 0.0;
Lights[0].b = 0.0;
Lights[0].a = 1.0;
Lights[0].aa = 0.0;
Lights[0].ab = 0.0;
Lights[0].ac = 1.0;
Lights[0].dummy = 1.0;
Lights[1].z = 10.0;
Lights[1].x = 100.0;
Lights[1].y = 100.0;
Lights[1].w = 1.0;
Lights[1].r = 0.0;
Lights[1].g = 5.0;
Lights[1].b = 0.0;
Lights[1].a = 1.0;
Lights[1].aa = 0.0;
Lights[1].ab = 0.0;
Lights[1].ac = 1.0;
Lights[1].dummy = 1.0;
Lights[2].z = 10.0;
Lights[2].x = 400.0;
Lights[2].y = 400.0;
Lights[2].w = 1.0;
Lights[2].r = 0.0;
Lights[2].g = 0.0;
Lights[2].b = 5.0;
Lights[2].a = 1.0;
Lights[2].aa = 0.0;
Lights[2].ab = 0.0;
Lights[2].ac = 1.0;
Lights[2].dummy = 1.0;
vid_border_color(255,0,0);
Load_Texture("/rd/bumpmap.raw",&GlobalNormal);
Load_Texture("/rd/text.raw",&GlobalTex);
vid_border_color(0,0,255);
Init_Layer();
int q = 0;
int x = 0;
int pushed = 0;
int bumpenabled = 1;
int display_fps = 0;
bfont_set_encoding(BFONT_CODE_ISO8859_1);
while(q == 0){
mat_identity();
vid_border_color(255,0,0);
pvr_wait_ready();
vid_border_color(0,255,0);
pvr_scene_begin();
pvr_list_begin(PVR_LIST_OP_POLY);
Draw_Layer();
pvr_list_finish();
pvr_list_begin(PVR_LIST_TR_POLY);
if(bumpenabled)
Draw_Layer_Bump();
pvr_list_finish();
pvr_scene_finish();
vid_border_color(0,0,255);
MAPLE_FOREACH_BEGIN(MAPLE_FUNC_CONTROLLER, cont_state_t, st);
if(st->buttons & CONT_START)
q = 1;
if(st->joyx > 32){
Lights[x].x += 4.0f;
}
if(st->joyx < -32){
Lights[x].x -= 4.0f;
}
if(st->joyy < -32){
Lights[x].y -= 4.0f;
}
if(st->joyy > 32){
Lights[x].y += 4.0f;
}
if(st->buttons & CONT_DPAD_LEFT){
Lights[x].x -= 4.0f;
}
if(st->buttons & CONT_DPAD_RIGHT){
Lights[x].x += 4.0f;
}
if(st->buttons & CONT_DPAD_UP){
Lights[x].y -= 4;
}
if(st->buttons & CONT_DPAD_DOWN){
Lights[x].y += 4;
}
if(st->buttons & CONT_A && pushed == 0){
pushed = 1;
x++;
if(x == LIGHTS){
x = 0;
}
}
if(st->buttons & CONT_Y && pushed == 0){
LIGHTS--;
pushed = 1;
if(LIGHTS < 0){
LIGHTS = MAX_LIGHTS;
}
}
if(st->buttons & CONT_B && pushed == 0){
display_fps ^= 0x01;
pushed = 1;
}
if(st->buttons & CONT_X && pushed == 0){
bumpenabled ^= 0x01;
pushed = 1;
}
if(!(st->buttons & CONT_A) && !(st->buttons & CONT_B) && !(st->buttons & CONT_X) && !(st->buttons & CONT_Y)){
pushed = 0;
}
MAPLE_FOREACH_END();
running_stats();
sprintf(buf,"FPS:%f",avgfps);
if(display_fps){
//printf("%s\n",buf);
bfont_draw_str(vram_s + (640*24),640,1,buf);
}
}
DeleteTexture(&GlobalNormal);
DeleteTexture(&GlobalTex);
//sndoggvorbis_stop();
//sndoggvorbis_shutdown();
pvr_shutdown();
return 0;
}
int main(int argc,char** argv){
pvr_vertex_t v;
Texture spr;
pvr_poly_cxt_t p_cxt;
pvr_poly_hdr_t p_hdr;
Init();
Load_VQTexture("/rd/billy.kmg",&spr);
sndoggvorbis_start("/rd/billy.ogg",-1);
int q = 0;
while(q == 0){
vid_border_color(255,0,0);
pvr_wait_ready();
vid_border_color(0,255,0);
pvr_scene_begin();
pvr_list_begin(PVR_LIST_OP_POLY);
pvr_list_finish();
pvr_list_begin(PVR_LIST_TR_POLY);
pvr_poly_cxt_txr(&p_cxt,PVR_LIST_TR_POLY,spr.fmt,spr.w,spr.h,spr.txt,PVR_FILTER_BILINEAR);
pvr_poly_compile(&p_hdr,&p_cxt);
pvr_prim(&p_hdr,sizeof(p_hdr)); // submit header
v.x = 0.0;
v.y = 0.0;
v.z = 1.0;
v.u = 0.0;
v.v = 0.0;
v.argb = 0xffffffff;
v.oargb = 0;
v.flags = PVR_CMD_VERTEX;
pvr_prim(&v,sizeof(v));
v.x = 640.0;
v.y = 0.0;
v.u = 1.0;
v.v = 0.0;
pvr_prim(&v,sizeof(v));
v.x = 0.0;
v.y = 480.0;
v.u = 0.0;
v.v = 1.0;
pvr_prim(&v,sizeof(v));
v.x = 640.0;
v.y = 480.0;
v.u = 1.0;
v.v = 1.0;
v.flags = PVR_CMD_VERTEX_EOL;
pvr_prim(&v,sizeof(v));
pvr_list_finish();
pvr_scene_finish();
vid_border_color(0,0,255);
MAPLE_FOREACH_BEGIN(MAPLE_FUNC_CONTROLLER, cont_state_t, st);
if(st->buttons & CONT_START)
q = 1;
MAPLE_FOREACH_END();
}
DeleteTexture(&spr);
sndoggvorbis_stop();
pvr_shutdown();
sndoggvorbis_shutdown();
return 0;
}
dma_chain_t * dma_initiate(void * dest, void * src, uint32 length,
int type)
{
int irq = 0;
dma_chain_t * chain = alloc_chain();
if (chain == NULL)
return NULL;
chain->dest = (uint32) dest;
chain->src = (uint8 *) src;
chain->count = length;
chain->type = type;
chain->waiting_thd = 0;
if (type == DMA_TYPE_SPU || type == DMA_TYPE_BBA_RX) {
if (type == DMA_TYPE_SPU && (0||nospudma)) {
vid_border_color(0, 0, 255);
spu_memload(chain->dest, chain->src, chain->count);
vid_border_color(0, 0, 0);
sem_signal(chain->sema);
return chain;
} else {
//draw_lock();
vid_border_color(0, 0, 255);
if (!irq_inside_int())
irq = irq_disable();
if (type == DMA_TYPE_BBA_RX) {
/* if (spu_chain_head && spu_chain_head->type == DMA_TYPE_SPU) { */
/* if (!irq_inside_int()) */
/* irq_restore(irq); */
/* free_chain(chain); */
/* return NULL; */
/* } */
chain->waiting_thd = thd_current;
}
chain->next = spu_chain_head;
spu_chain_head = chain;
if (!spu_transfering)
spu_cb(0);
if (!irq_inside_int())
irq_restore(irq);
return chain;
}
} else
nospudma = 0;
if (!irq_inside_int())
irq = irq_disable();
chain->next = chain_head;
chain_head = chain;
ta_render_done_cb = renderdone_cb;
//vid_border_color(0, 0, 255);
if (!irq_inside_int())
irq_restore(irq);
return chain;
}
static void dma_cb(void * p)
{
if (p) {
dma_chain_t * chain = (dma_chain_t *) p;
if (chain->count > 0) {
/* vid_border_color(0, 0, 0); */
/* ta_block_render = 0; */
/* ta_render_done_cb = renderdone_cb; */
/* return; */
} else {
vid_border_color(0, 255, 0);
printf("\n!!!!!! dma done !\n");
if (chain->sema == NULL) {
free_chain(chain);
} else {
sem_signal(chain->sema);
chain->dest = 0; /* mark dma completed */
}
dma_transfering = 0;
}
}
if (chain_head) {
dma_chain_t * chain = chain_head;
ta_block_render = 1;
static int toto;
toto += 64;
vid_border_color(255, toto&255, toto&255);
dma_transfering = 1;
printf("\n!!!!!! dma transfer ! \n");
switch(chain->type) {
case DMA_TYPE_VRAM:
pvr_txr_load_dma(chain->src, chain->dest,
chain->count, 0, dma_cb, chain);
break;
/* case DMA_TYPE_SPU: */
/* if (chain->count > SPU_MAX_SZ) { */
/* //panic("chain->count > SPU_MAX_SZ\n"); */
/* dma_cache_flush(chain->src, chain->count); */
/* spu_dma_transfer(chain->src, chain->dest, SPU_MAX_SZ, 0, */
/* (spu_dma_callback_t) dma_cb, */
/* (ptr_t) chain); */
/* chain->count -= SPU_MAX_SZ; */
/* chain->dest += SPU_MAX_SZ; */
/* chain->src += SPU_MAX_SZ; */
/* return; */
/* } else { */
/* spu_dma_transfer(chain->src, chain->dest, chain->count, */
/* 0, */
/* (spu_dma_callback_t) dma_cb, */
/* (ptr_t) chain); */
/* } */
/* break; */
default:
assert(0 && "got bad dma chain type in dma_cb");
}
chain->count = 0;
chain_head = chain->next;
} else {
printf("\n!!!!!! all dma done !\n");
ta_block_render = 0;
vid_border_color(0, 0, 0);
}
}
void do_frame() {
pvr_vertex_t * vert;
int x, y, z;
int i, col;
int seed = oldseed;
pvr_dr_state_t dr_state;
#define nextnum() seed = seed * 1164525 + 1013904223;
#define getnum(mn) (seed & ((mn) - 1))
vid_border_color(0, 0, 0);
pvr_wait_ready();
vid_border_color(255, 0, 0);
pvr_scene_begin();
pvr_list_begin(PVR_LIST_OP_POLY);
pvr_prim(&hdr, sizeof(hdr));
pvr_dr_init(dr_state);
x = getnum(1024);
nextnum();
y = getnum(512);
nextnum();
z = getnum(128) + 1;
nextnum();
col = getnum(256);
nextnum();
vert = pvr_dr_target(dr_state);
vert->flags = PVR_CMD_VERTEX;
vert->x = x;
vert->y = y;
vert->z = z;
vert->u = vert->v = 0.0f;
vert->argb = col | (col << 8) | (col << 16) | 0xff000000;
vert->oargb = 0;
pvr_dr_commit(vert);
for(i = 0; i < polycnt; i++) {
x = (x + ((getnum(64)) - 32)) & 1023;
nextnum();
y = (y + ((getnum(64)) - 32)) % 511;
nextnum();
col = getnum(256);
nextnum();
vert = pvr_dr_target(dr_state);
vert->flags = PVR_CMD_VERTEX;
vert->x = x;
vert->y = y;
vert->z = z;
vert->u = vert->v = 0.0f;
vert->argb = col | (col << 8) | (col << 16) | 0xff000000;
vert->oargb = 0;
if(i == (polycnt - 1))
vert->flags = PVR_CMD_VERTEX_EOL;
pvr_dr_commit(vert);
}
pvr_list_finish();
pvr_scene_finish();
vid_border_color(0, 255, 0);
oldseed = seed;
}
