// add_random_light
// Spawns a random point light with random color and a random
// Position between 3 and -3 in all directions
static void add_random_light()
{
CPointLight rnd;
float x = (rand() % 1024 / 1024.0F) * 24.0F - 24.0F;
float y = (rand() % 1024 / 1024.0F) * 24.0F - 24.0F;
float z = (rand() % 1024 / 1024.0F) * 24.0F - 24.0F;
vec3 lpos = {x, y, z};
rnd.SetPosition(lpos);
float r = rand() % 1024 / 1024.0F;
float g = rand() % 1024 / 1024.0F;
float b = rand() % 1024 / 1024.0F;
int b1, b2, b3, b4, b5, b6;
b1 = rand() % 54;
b2 = rand() % 54;
b3 = rand() % 54;
b4 = rand() % 54;
b5 = rand() % 54;
b6 = rand() % 54;
vec3 lcolor = {r, g, b};
rnd.SetColor(lcolor);
rnd.SetRadius(4.0F);
g_lightManager->AddLight(&rnd);
}
// init_render_targets(void)
// This function obtains handles, loads textures, and sets up the various offscreen
// targets required for this demo.
// For this demo, there are 3 offscreen color targets that share an offscreen depth buffer.
// They are the normaldepth buffer, the primary ssao target, and the temp blur target.
static void init_render_targets()
{
int dispWidth = GetScreenWidth();
int dispHeight = GetScreenHeight();
unsigned int msaaFlags = SAMPLE_NEAREST;
g_normalDepthColor = g_pTexInterface->AddRenderTarget(dispWidth, dispHeight, PIXEL_FORMAT_RGBA32F, SAMPLE_TRILINEAR_ANISO);
g_offscreenDepth = g_pTexInterface->AddDepthStencilTarget(dispWidth, dispHeight, 32, 0);
g_lightBuffer = g_pTexInterface->AddRenderTarget(dispWidth, dispHeight, PIXEL_FORMAT_RGBA8, SAMPLE_TRILINEAR_ANISO);
g_msaaColor = INVALID_HANDLE;
g_msaaDepth = INVALID_HANDLE;
if(g_bMSAA)
{
msaaFlags |= (MSAA_8_SAMPLES | TEXTURE_WRITE_ONLY);
g_msaaColor = g_pTexInterface->AddRenderTarget(dispWidth, dispHeight, PIXEL_FORMAT_RGBA8, msaaFlags);
g_msaaDepth = g_pTexInterface->AddDepthStencilTarget(dispWidth, dispHeight, 32, 0, msaaFlags);
}
g_resolveTexture = g_pTexInterface->AddRenderTarget(dispWidth, dispHeight, PIXEL_FORMAT_RGBA8, SAMPLE_NEAREST);
g_edgeTexture = g_pTexInterface->AddRenderTarget(dispWidth, dispHeight, PIXEL_FORMAT_RGBA8, SAMPLE_NEAREST);
// Generate and load random texture for SSAO //
g_randomTexture = g_pTexInterface->AddTexture("Media/Textures/splash.dds", SAMPLE_BILINEAR | SAMPLE_CLAMP);
g_groundTexture = g_pTexInterface->AddTexture("Media/Textures/brick-walk-texture.bmp", SAMPLE_TRILINEAR_ANISO | SAMPLE_WRAP);
g_pTexInterface->SetGlobalAnisotropy(16.0F);
// Gen global light //
vec3 color = {0.5f, 0.5f, 0.5f};
vec3 pos = {0.0f, 0.0f, 0.0f};
CPointLight pl;
pl.SetColor(color);
pl.SetPosition(pos);
pl.SetRadius(40.0f);
g_lightManager->AddLight(&pl);
}
