void gsKit_clear(GSGLOBAL *gsGlobal, u64 color)
{
u8 PrevZState = gsGlobal->Test->ZTST;
gsKit_set_test(gsGlobal, GS_ZTEST_OFF);
u8 strips = gsGlobal->Width / 64;
u8 remain = gsGlobal->Width % 64;
u32 pos = 0;
strips++;
while(strips-- > 0)
{
gsKit_prim_sprite(gsGlobal, pos, 0, pos + 64, gsGlobal->Height, 0, color);
pos += 64;
}
if(remain > 0)
{
gsKit_prim_sprite(gsGlobal, pos, 0, remain + pos, gsGlobal->Height, 0, color);
}
gsGlobal->Test->ZTST = PrevZState;
gsKit_set_test(gsGlobal, 0);
}
int rmSetMode(int force) {
if (gVMode < RM_VMODE_AUTO || gVMode >= NUM_RM_VMODES)
gVMode = RM_VMODE_AUTO;
// we don't want to set the vmode without a reason...
int changed = (vmode != gVMode || force);
if (changed) {
vmode = gVMode;
gsGlobal->Mode = rm_mode_table[vmode].mode;
gsGlobal->Height = rm_mode_table[vmode].height;
if (vmode == RM_VMODE_DTV480P || vmode == RM_VMODE_DTV576P || vmode == RM_VMODE_VGA_640_60) {
gsGlobal->Interlace = GS_NONINTERLACED;
gsGlobal->Field = GS_FRAME;
} else {
gsGlobal->Interlace = GS_INTERLACED;
gsGlobal->Field = GS_FIELD;
}
gsGlobal->Width = 640;
gsGlobal->PSM = GS_PSM_CT24;
gsGlobal->PSMZ = GS_PSMZ_16S;
gsGlobal->ZBuffering = GS_SETTING_OFF;
gsGlobal->PrimAlphaEnable = GS_SETTING_ON;
gsGlobal->DoubleBuffering = GS_SETTING_ON;
if ((gsGlobal->Mode) == GS_MODE_DTV_576P) { // Write X, Y, DW and DH positions for DTV576P (not covered by GSKit lib)
gsGlobal->StartX = 324;
gsGlobal->StartY = 72;
gsGlobal->DW = 1280;
gsGlobal->DH = 512;
}
gsKit_init_screen(gsGlobal);
if (vmode == RM_VMODE_DTV480P) { // Overwrite X, Y and DW GSKit params for DTV480P
gsGlobal->StartX = 312;
gsGlobal->StartY = 37 + (480-448)/2;
gsGlobal->DW = 1280;
gsGlobal->DH = 448;
}
else if (vmode == RM_VMODE_VGA_640_60) { // Overwrite X, Y GSKit params for VGA_640_60
gsGlobal->StartX = 276;
gsGlobal->StartY = 42;
}
if ((vmode == RM_VMODE_DTV480P) || (vmode == RM_VMODE_VGA_640_60)) { // Commit settings for DTV480P and VGA_650_60
DIntr(); // disable interrupts
GS_SET_DISPLAY1(gsGlobal->StartX, // X position in the display area (in VCK unit
gsGlobal->StartY, // Y position in the display area (in Raster u
gsGlobal->MagH, // Horizontal Magnification
gsGlobal->MagV, // Vertical Magnification
gsGlobal->DW - 1, // Display area width
gsGlobal->DH - 1); // Display area height
GS_SET_DISPLAY2(gsGlobal->StartX, // X position in the display area (in VCK units)
gsGlobal->StartY, // Y position in the display area (in Raster units)
gsGlobal->MagH, // Horizontal Magnification
gsGlobal->MagV, // Vertical Magnification
gsGlobal->DW - 1, // Display area width
gsGlobal->DH - 1); // Display area height
__asm__("sync.l; sync.p;");
EIntr(); // enable interrupts
}
gsKit_mode_switch(gsGlobal, GS_ONESHOT);
gsKit_set_test(gsGlobal, GS_ZTEST_OFF);
// reset the contents of the screen to avoid garbage being displayed
gsKit_clear(gsGlobal, gColBlack);
gsKit_sync_flip(gsGlobal);
LOG("RENDERMAN New vmode: %d, %d x %d\n", vmode, gsGlobal->Width, gsGlobal->Height);
}
return changed;
}
int main(void)
{
GSGLOBAL *gsGlobal = gsKit_init_global();
//GS_MODE_VGA_640_60
#ifdef HAVE_LIBTIFF
GSTEXTURE Sprite;
u64 TexCol = GS_SETREG_RGBAQ(0x80,0x80,0x80,0x80,0x00);
#endif
u64 White = GS_SETREG_RGBAQ(0xFF,0xFF,0xFF,0x00,0x00);
u64 Red = GS_SETREG_RGBAQ(0xFF,0x00,0x00,0x00,0x00);
u64 Green = GS_SETREG_RGBAQ(0x00,0xFF,0x00,0x00,0x00);
u64 Blue = GS_SETREG_RGBAQ(0x00,0x00,0xFF,0x00,0x00);
u64 BlueTrans = GS_SETREG_RGBAQ(0x00,0x00,0xFF,0x40,0x00);
float x = 10;
float y = 10;
float width = 150;
float height = 150;
float VHeight = gsGlobal->Height;
gsGlobal->PSM = GS_PSM_CT24;
gsGlobal->PSMZ = GS_PSMZ_16S;
// gsGlobal->DoubleBuffering = GS_SETTING_OFF;
// gsGlobal->ZBuffering = GS_SETTING_OFF;
dmaKit_init(D_CTRL_RELE_OFF,D_CTRL_MFD_OFF, D_CTRL_STS_UNSPEC,
D_CTRL_STD_OFF, D_CTRL_RCYC_8, 1 << DMA_CHANNEL_GIF);
// Initialize the DMAC
dmaKit_chan_init(DMA_CHANNEL_GIF);
dmaKit_chan_init(DMA_CHANNEL_FROMSPR);
dmaKit_chan_init(DMA_CHANNEL_TOSPR);
gsGlobal->PrimAlphaEnable = GS_SETTING_ON;
gsKit_init_screen(gsGlobal);
#ifdef HAVE_LIBTIFF
if(gsKit_texture_tiff(gsGlobal, &Sprite, "host:alpha.tiff") < 0)
{
printf("Loading Failed!\n");
}
#endif
gsKit_mode_switch(gsGlobal, GS_PERSISTENT);
while(1)
{
if( y <= 10 && (x + width) < (gsGlobal->Width - 10))
x+=10;
else if( (y + height) < (VHeight - 10) && (x + width) >= (gsGlobal->Width - 10) )
y+=10;
else if( (y + height) >= (VHeight - 10) && x > 10 )
x-=10;
else if( y > 10 && x <= 10 )
y-=10;
gsKit_clear(gsGlobal, White);
gsKit_prim_quad_gouraud(gsGlobal, 250.0f, 50.0f, 250.0f, 400.0f,
400.0f, 50.0f, 400.0f, 400.0f,
1, Red, Green, Blue, White);
gsKit_prim_sprite(gsGlobal, x, y, x + width, y + height, 2, BlueTrans);
gsKit_set_primalpha(gsGlobal, GS_SETREG_ALPHA(0,1,0,1,0), 0);
gsKit_set_test(gsGlobal, GS_ATEST_OFF);
#ifdef HAVE_LIBTIFF
gsKit_prim_sprite_texture(gsGlobal, &Sprite, 310.0f, // X1
50.0f, // Y2
0.0f, // U1
0.0f, // V1
Sprite.Width + 310.0f, // X2
Sprite.Height + 50.0f, // Y2
Sprite.Width, // U2
Sprite.Height, // V2
3,
TexCol);
#endif
gsKit_set_test(gsGlobal, GS_ATEST_ON);
gsKit_set_primalpha(gsGlobal, GS_BLEND_BACK2FRONT, 0);
gsKit_sync_flip(gsGlobal);
gsKit_queue_exec(gsGlobal);
gsKit_queue_reset(gsGlobal->Per_Queue);
}
return 0;
}
int main(void)
{
GSGLOBAL *gsGlobal = gsKit_init_global();
//GS_MODE_VGA_640_60
GSTEXTURE Sprite;
u64 White = GS_SETREG_RGBAQ(0xFF,0xFF,0xFF,0x00,0x00);
#ifdef HAVE_LIBPNG
u64 TexCol = GS_SETREG_RGBAQ(0x80,0x80,0x80,0x80,0x00);
#endif
gsGlobal->PSM = GS_PSM_CT24;
gsGlobal->PSMZ = GS_PSMZ_16S;
// gsGlobal->DoubleBuffering = GS_SETTING_OFF;
// gsGlobal->ZBuffering = GS_SETTING_OFF;
dmaKit_init(D_CTRL_RELE_OFF,D_CTRL_MFD_OFF, D_CTRL_STS_UNSPEC,
D_CTRL_STD_OFF, D_CTRL_RCYC_8, 1 << DMA_CHANNEL_GIF);
// Initialize the DMAC
dmaKit_chan_init(DMA_CHANNEL_GIF);
gsGlobal->PrimAlphaEnable = GS_SETTING_ON;
gsKit_init_screen(gsGlobal);
Sprite.Delayed = GS_SETTING_ON;
#ifdef HAVE_LIBPNG
if(gsKit_texture_png(gsGlobal, &Sprite, "host:texstream.png") < 0)
{
printf("Loading Failed!\n");
}
#endif
Sprite.Vram = gsKit_vram_alloc(gsGlobal, gsKit_texture_size(Sprite.Width, Sprite.Height, Sprite.PSM), GSKIT_ALLOC_USERBUFFER);
gsKit_mode_switch(gsGlobal, GS_ONESHOT);
while(1)
{
gsKit_clear(gsGlobal, White);
gsKit_texture_send_inline(gsGlobal, Sprite.Mem, Sprite.Width, Sprite.Height, Sprite.Vram, Sprite.PSM, Sprite.TBW, GS_CLUT_NONE);
gsKit_set_primalpha(gsGlobal, GS_SETREG_ALPHA(0,1,0,1,0), 0);
gsKit_set_test(gsGlobal, GS_ATEST_OFF);
#ifdef HAVE_LIBPNG
gsKit_prim_sprite_texture(gsGlobal, &Sprite, 310.0f, // X1
50.0f, // Y2
0.0f, // U1
0.0f, // V1
Sprite.Width + 310.0f, // X2
Sprite.Height + 50.0f, // Y2
Sprite.Width, // U2
Sprite.Height, // V2
3,
TexCol);
#endif
gsKit_set_test(gsGlobal, GS_ATEST_ON);
gsKit_set_primalpha(gsGlobal, GS_BLEND_BACK2FRONT, 0);
gsKit_sync_flip(gsGlobal);
gsKit_queue_exec(gsGlobal);
}
return 0;
}
int render(GSGLOBAL *gsGlobal)
{
#ifdef TEX_BG
u64 TexCol = GS_SETREG_RGBAQ(0x80,0x80,0x80,0x80,0x00);
GSTEXTURE bigtex;
#endif
#ifdef FHD_BG
GSTEXTURE fhdbg;
#endif
int i;
// Matrices to setup the 3D environment and camera
MATRIX local_world;
MATRIX local_light;
MATRIX world_view;
MATRIX view_screen;
MATRIX local_screen;
VECTOR *temp_normals;
VECTOR *temp_lights;
color_f_t *temp_colours;
vertex_f_t *temp_vertices;
xyz_t *verts;
color_t *colors;
// Allocate calculation space.
temp_normals = (VECTOR *)memalign(128, sizeof(VECTOR) * vertex_count);
temp_lights = (VECTOR *)memalign(128, sizeof(VECTOR) * vertex_count);
temp_colours = (color_f_t *)memalign(128, sizeof(color_f_t) * vertex_count);
temp_vertices = (vertex_f_t *)memalign(128, sizeof(vertex_f_t) * vertex_count);
// Allocate register space.
verts = (xyz_t *)memalign(128, sizeof(xyz_t) * vertex_count);
colors = (color_t *)memalign(128, sizeof(color_t) * vertex_count);
#ifdef TEX_BG
bigtex.Filter = GS_FILTER_LINEAR;
bigtex.Delayed = 0;
gsKit_texture_jpeg(gsGlobal, &bigtex, "host:bigtex.jpg");
#endif
#ifdef FHD_BG
fhdbg.Filter = GS_FILTER_LINEAR;
fhdbg.Delayed = 1;
fhdbg.Vram = GSKIT_ALLOC_ERROR;
gsKit_texture_jpeg(gsGlobal, &fhdbg, "host:fhdbg.jpg");
gsKit_hires_prepare_bg(gsGlobal, &fhdbg);
gsKit_hires_set_bg(gsGlobal, &fhdbg);
#endif
printf("VRAM used: %dKiB\n", gsGlobal->CurrentPointer / 1024);
printf("VRAM free: %dKiB\n", 4096 - (gsGlobal->CurrentPointer / 1024));
// Create the view_screen matrix.
create_view_screen(view_screen, 16.0f/9.0f, -0.20f, 0.20f, -0.20f, 0.20f, 1.00f, 2000.00f);
if (gsGlobal->ZBuffering == GS_SETTING_ON)
gsKit_set_test(gsGlobal, GS_ZTEST_ON);
// A,B,C,D,FIX = 0,1,0,1,0:
// A = 0 = Cs (Color Source)
// B = 1 = Cd (Color Destination)
// C = 0 = As (Alpha Source)
// D = 1 = Cd (Color Destination)
// FIX = not used
//
// Resulting color = (A-B)*C+D = (Cs-Cd)*As+Cd
// This will blend the source over the destination
// Note:
// - Alpha 0x00 = fully transparent
// - Alpha 0x80 = fully visible
gsKit_set_primalpha(gsGlobal, GS_SETREG_ALPHA(0, 1, 0, 1, 128), 0);
gsGlobal->PrimAlphaEnable = GS_SETTING_OFF;
gsGlobal->PrimAAEnable = GS_SETTING_ON;
// The main loop...
for (;;)
{
// Spin the teapot a bit.
object_rotation[1] += 0.005f; while (object_rotation[1] > 3.14f) { object_rotation[1] -= 6.28f; }
// Create the local_world matrix.
create_local_world(local_world, object_position, object_rotation);
// Create the local_light matrix.
create_local_light(local_light, object_rotation);
// Create the world_view matrix.
create_world_view(world_view, camera_position, camera_rotation);
// Create the local_screen matrix.
create_local_screen(local_screen, local_world, world_view, view_screen);
// Calculate the normal values.
calculate_normals(temp_normals, vertex_count, normals, local_light);
// Calculate the lighting values.
calculate_lights(temp_lights, vertex_count, temp_normals, light_direction, light_colour, light_type, light_count);
// Calculate the colour values after lighting.
calculate_colours((VECTOR *)temp_colours, vertex_count, colours, temp_lights);
// Calculate the vertex values.
calculate_vertices((VECTOR *)temp_vertices, vertex_count, vertices, local_screen);
// Convert floating point vertices to fixed point and translate to center of screen.
draw_convert_xyz(verts, 2048, 2048, 16, vertex_count, temp_vertices);
// Convert floating point colours to fixed point.
draw_convert_rgbq(colors, vertex_count, temp_vertices, temp_colours, 0x80);
#ifdef DYNAMIC_DITHERING
// Dithering:
// The standard 4x4 dithering matrix creates static noise to eliminate banding.
// This static noise is a little visible, and can be improved by changing the matrix every frame
// Keep adding 5 to get the most noisy pattern possible:
// 0, 5, 2, 7, 4, 1, 6, 3
for(i = 0; i < 15; i++)
gsGlobal->DitherMatrix[i] = (gsGlobal->DitherMatrix[i] + 5) & 7;
gsKit_set_dither_matrix(gsGlobal);
#endif
#ifdef TEX_BG
if(bigtex.Vram != GSKIT_ALLOC_ERROR) {
gsKit_prim_sprite_texture(gsGlobal, &bigtex,
0.0f, // X1
0.0f, // Y1
0.0f, // U1
0.0f, // V1
gsGlobal->Width, // X2
gsGlobal->Height, // Y2
bigtex.Width, // U2
bigtex.Height, // V2
2,
TexCol);
}
#endif
for (i = 0; i < points_count; i+=3) {
float fX=gsGlobal->Width/2;
float fY=gsGlobal->Height/2;
gsKit_prim_triangle_gouraud_3d(gsGlobal
, (temp_vertices[points[i+0]].x + 1.0f) * fX, (temp_vertices[points[i+0]].y + 1.0f) * fY, verts[points[i+0]].z
, (temp_vertices[points[i+1]].x + 1.0f) * fX, (temp_vertices[points[i+1]].y + 1.0f) * fY, verts[points[i+1]].z
, (temp_vertices[points[i+2]].x + 1.0f) * fX, (temp_vertices[points[i+2]].y + 1.0f) * fY, verts[points[i+2]].z
, colors[points[i+0]].rgbaq, colors[points[i+1]].rgbaq, colors[points[i+2]].rgbaq);
}
#ifdef HIRES_MODE
gsKit_hires_sync(gsGlobal);
gsKit_hires_flip(gsGlobal);
#else
gsKit_queue_exec(gsGlobal);
gsKit_sync_flip(gsGlobal);
#endif
}
free(temp_normals);
free(temp_lights);
free(temp_colours);
free(temp_vertices);
free(verts);
free(colors);
return 0;
}
int main(void)
{
GSGLOBAL *gsGlobal = gsKit_init_global();
GSTEXTURE Tex1;
int x = 0, y = 0;
#ifdef HAVE_LIBPNG
u64 TexCol = GS_SETREG_RGBAQ(0x80,0x80,0x80,0x80,0x00);
#endif
u64 White = GS_SETREG_RGBAQ(0xFF,0xFF,0xFF,0x00,0x00);
u64 BlueTrans = GS_SETREG_RGBAQ(0x00,0x00,0xFF,0x40,0x00);
u64 Green = GS_SETREG_RGBAQ(0x00,0xFF,0x00,0x00,0x00);
gsGlobal->PSM = GS_PSM_CT32;
gsGlobal->PSMZ = GS_PSMZ_16S;
gsGlobal->ZBuffering = GS_SETTING_ON;
dmaKit_init(D_CTRL_RELE_OFF,D_CTRL_MFD_OFF, D_CTRL_STS_UNSPEC,
D_CTRL_STD_OFF, D_CTRL_RCYC_8, 1 << DMA_CHANNEL_GIF);
// Initialize the DMAC
dmaKit_chan_init(DMA_CHANNEL_GIF);
dmaKit_chan_init(DMA_CHANNEL_FROMSPR);
dmaKit_chan_init(DMA_CHANNEL_TOSPR);
#ifdef HAVE_LIBPNG
printf("alpha\n");
gsGlobal->PrimAlphaEnable = GS_SETTING_ON;
#endif
gsKit_init_screen(gsGlobal);
float VHeight = gsGlobal->Height;
gsKit_clear(gsGlobal, White);
#ifdef HAVE_LIBPNG
gsKit_texture_png(gsGlobal, &Tex1, "host:test.png");
printf("Texture 1 Height: %i\n",Tex1.Height);
printf("Texture 1 Width: %i\n",Tex1.Width);
printf("Texure 1 VRAM Range = 0x%X - 0x%X\n",Tex1.Vram, Tex1.Vram +gsKit_texture_size(Tex1.Width, Tex1.Height, Tex1.PSM) - 1);
#endif
gsKit_mode_switch(gsGlobal, GS_PERSISTENT);
while(1)
{
if( y <= 10 && (x + Tex1.Width) < (gsGlobal->Width - 10))
x+=10;
else if( (y + Tex1.Height) < (VHeight - 10) && (x + Tex1.Width) >= (gsGlobal->Width - 10) )
y+=10;
else if( (y + Tex1.Height) >= (VHeight - 10) && x > 10 )
x-=10;
else if( y > 10 && x <= 10 )
y-=10;
gsKit_clear(gsGlobal, Green);
gsKit_prim_sprite(gsGlobal, x, y, x + Tex1.Width, y + Tex1.Height, 1, BlueTrans);
#ifdef HAVE_LIBPNG
gsKit_set_primalpha(gsGlobal, GS_SETREG_ALPHA(0,1,0,1,0), 0);
gsKit_set_test(gsGlobal, GS_ATEST_OFF);
gsKit_prim_sprite_texture(gsGlobal, &Tex1, 0.0f, // X1
0.0f, // Y2
0.0f, // U1
0.0f, // V1
Tex1.Width, // X2
Tex1.Height, // Y2
Tex1.Width, // U2
Tex1.Height, // V2
2,
TexCol);
gsKit_set_test(gsGlobal, GS_ATEST_ON);
gsKit_set_primalpha(gsGlobal, GS_BLEND_BACK2FRONT, 0);
#endif
gsKit_sync_flip(gsGlobal);
gsKit_queue_exec(gsGlobal);
#ifdef HAVE_LIBPNG
gsKit_queue_reset(gsGlobal->Per_Queue);
#endif
}
return 0;
}