void sceGuStart(int cid, void* list)
{
GuContext* context = &gu_contexts[cid];
unsigned int* local_list = (unsigned int*)(((unsigned int)list) | 0x40000000);
// setup display list
context->list.start = local_list;
context->list.current = local_list;
context->list.parent_context = gu_curr_context;
gu_list = &context->list;
// store current context
gu_curr_context = cid;
if (!cid)
{
ge_list_executed[0] = sceGeListEnQueue(local_list,local_list,gu_settings.ge_callback_id,0);
gu_settings.signal_offset = 0;
}
if (!gu_init)
{
static int dither_matrix[16] =
{
-4, 0,-3, 1,
2,-2, 3,-1,
-3, 1,-4, 0,
3,-1, 2,-2
};
sceGuSetDither((ScePspIMatrix4*)dither_matrix);
sceGuPatchDivide(16,16);
sceGuColorMaterial(GU_AMBIENT|GU_DIFFUSE|GU_SPECULAR);
sceGuSpecular(1.0f);
sceGuTexScale(1.0f,1.0f);
gu_init = 1;
}
if (!gu_curr_context)
{
if (gu_draw_buffer.frame_width)
{
sendCommandi(156, ((unsigned int)gu_draw_buffer.frame_buffer) & 0xffffff);
sendCommandi(157, ((((unsigned int)gu_draw_buffer.frame_buffer) & 0xff000000) >> 8) | gu_draw_buffer.frame_width);
}
}
void draw() {
startFrame();
sceGuTexMode(GU_PSM_T8, 0, 0, GU_FALSE);
sceGuTexFilter(GU_NEAREST, GU_NEAREST);
sceGuTexFunc(GU_TFX_DECAL, GU_TCC_RGB);
sceGuClutMode(GU_PSM_8888, 0, 0xFF, 0);
sceGuTexImage(0, 2, 2, 16, imageDataPatch);
sceGuClutLoad(1, clutRGBY);
sceGuPatchPrim(GU_TRIANGLE_STRIP);
sceGuPatchDivide(16, 16);
sceGuPatchFrontFace(GU_CW);
sceGuDisable(GU_TEXTURE_2D);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 4, NULL, vertices1_simple);
// Let's see how UVs are interpolated. Simple bilinear will fail here.
sceGuEnable(GU_TEXTURE_2D);
sceGuDrawBezier(GU_TEXTURE_16BIT | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 4, NULL, vertices2_uvs);
sceGuDisable(GU_TEXTURE_2D);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 4, NULL, vertices3_colors);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 4, NULL, vertices4_pos);
// Other primitive types.
sceGuSendCommandi(55, 1);
sceGuPatchDivide(4, 4);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 4, NULL, vertices5_lines);
sceGuSendCommandi(55, 2);
sceGuPatchDivide(4, 4);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 4, NULL, vertices6_points);
sceGuSendCommandi(55, 3);
sceGuPatchDivide(4, 4);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 4, NULL, vertices7_prim3);
sceGuSendCommandi(55, 4);
sceGuPatchDivide(4, 4);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 4, NULL, vertices8_prim4);
sceGuPatchPrim(GU_TRIANGLE_STRIP);
sceGuShadeModel(GU_FLAT);
sceGuPatchDivide(1, 1);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 4, NULL, vertices9_div1);
sceGuPatchDivide(1, 2);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 4, NULL, vertices10_div1_2);
sceGuPatchDivide(2, 2);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 4, NULL, vertices11_div2);
sceGuPatchDivide(4, 4);
sceGuShadeModel(GU_SMOOTH);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 2, NULL, vertices12_4x2);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 5, NULL, vertices13_4x5);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 8, NULL, vertices14_4x8);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D | GU_INDEX_8BIT, 4, 4, indices15_inds8, vertices15_inds8);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D | GU_INDEX_16BIT, 4, 4, indices16_inds16, vertices16_inds16);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D | GU_INDEX_BITS, 4, 4, indices17_inds32, vertices17_inds32);
// Does the vertex pointer increment?
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 4, NULL, vertices18_19_inc);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D, 4, 4, NULL, NULL);
// And indices?
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D | GU_INDEX_8BIT, 4, 4, indices20_21_ind_inc, vertices20_21_ind_inc);
sceGuDrawBezier(GU_COLOR_8888 | GU_VERTEX_16BIT | GU_TRANSFORM_2D | GU_INDEX_8BIT, 4, 4, NULL, NULL);
endFrame();
}
