static void pre_render() {
Xe_SetAlphaTestEnable(g_pVideoDevice, 1);
Xe_SetCullMode(g_pVideoDevice, XE_CULL_NONE);
Xe_InvalidateState(g_pVideoDevice);
Xe_SetShader(g_pVideoDevice, SHADER_TYPE_PIXEL, g_pPixelTexturedShader, 0);
Xe_SetShader(g_pVideoDevice, SHADER_TYPE_VERTEX, g_pVertexShader, 0);
//Xe_SetFillMode(g_pVideoDevice,0x25,0x25);
nb_vertices = 0;
}
static void pre_render() {
//while (!Xe_IsVBlank(g_pVideoDevice));
// sync before drawing
Xe_Sync(g_pVideoDevice);
Xe_InvalidateState(g_pVideoDevice);
Xe_SetAlphaTestEnable(g_pVideoDevice, 1);
Xe_SetCullMode(g_pVideoDevice, XE_CULL_NONE);
nb_vertices = 0;
}
static void draw_quad(render_primitive *prim) {
void * texture = (prim->texture.base);
//void Xe_SetBlendControl(struct XenosDevice *xe, int col_src, int col_op, int col_dst, int alpha_src, int alpha_op, int alpha_dst);
switch (PRIMFLAG_GET_BLENDMODE(prim->flags)) {
case BLENDMODE_NONE:
Xe_SetAlphaTestEnable(g_pVideoDevice,0);
Xe_SetBlendOp(g_pVideoDevice, XE_BLENDOP_ADD);
Xe_SetSrcBlend(g_pVideoDevice, XE_BLEND_SRCALPHA);
Xe_SetDestBlend(g_pVideoDevice, XE_BLEND_INVSRCALPHA);
break;
case BLENDMODE_ALPHA:
Xe_SetAlphaTestEnable(g_pVideoDevice,1);
Xe_SetBlendOp(g_pVideoDevice, XE_BLENDOP_ADD);
Xe_SetSrcBlend(g_pVideoDevice, XE_BLEND_SRCALPHA);
Xe_SetDestBlend(g_pVideoDevice, XE_BLEND_INVSRCALPHA);
break;
case BLENDMODE_RGB_MULTIPLY:
Xe_SetAlphaTestEnable(g_pVideoDevice,1);
Xe_SetBlendOp(g_pVideoDevice, XE_BLENDOP_ADD);
Xe_SetSrcBlend(g_pVideoDevice, XE_BLEND_DESTCOLOR);
Xe_SetDestBlend(g_pVideoDevice, XE_BLEND_ZERO);
break;
case BLENDMODE_ADD:
Xe_SetAlphaTestEnable(g_pVideoDevice,1);
Xe_SetBlendOp(g_pVideoDevice, XE_BLENDOP_ADD);
Xe_SetSrcBlend(g_pVideoDevice, XE_BLEND_SRCALPHA);
Xe_SetDestBlend(g_pVideoDevice, XE_BLEND_ONE);
break;
}
DrawVerticeFormats *vertex = (DrawVerticeFormats *) Xe_VB_Lock(g_pVideoDevice, vb, nb_vertices, 3 * sizeof (DrawVerticeFormats), XE_LOCK_WRITE);
memset(vertex, 0, 3 * sizeof (DrawVerticeFormats));
{
vertex[0].x = prim->bounds.x0 - 0.5f;
vertex[0].y = prim->bounds.y0 - 0.5f;
vertex[1].x = prim->bounds.x1 - 0.5f;
vertex[1].y = prim->bounds.y0 - 0.5f;
vertex[2].x = prim->bounds.x0 - 0.5f;
vertex[2].y = prim->bounds.y1 - 0.5f;
vertex[3].x = prim->bounds.x1 - 0.5f;
vertex[3].y = prim->bounds.y1 - 0.5f;
// set the texture coordinates
if (texture != NULL) {
vertex[0].u = prim->texcoords.tl.u;
vertex[0].v = prim->texcoords.tl.v;
vertex[1].u = prim->texcoords.tr.u;
vertex[1].v = prim->texcoords.tr.v;
vertex[2].u = prim->texcoords.bl.u;
vertex[2].v = prim->texcoords.bl.v;
vertex[3].u = prim->texcoords.br.u;
vertex[3].v = prim->texcoords.br.v;
n++;
}
XeColor color;
color.r = (prim->color.r * 255.0f);
color.g = (prim->color.g * 255.0f);
color.b = (prim->color.b * 255.0f);
color.a = (prim->color.a * 255.0f);
int i = 0;
for (i = 0; i < 3; i++) {
vertex[i].z = 0.0;
vertex[i].w = 1.0;
}
}
Xe_VB_Unlock(g_pVideoDevice, vb);
Xe_SetStreamSource(g_pVideoDevice, 0, vb, nb_vertices, sizeof (DrawVerticeFormats));
Xe_DrawPrimitive(g_pVideoDevice, XE_PRIMTYPE_RECTLIST, 0, 1);
nb_vertices += 256;
}
