Add gl_ssao_portals for controlling how many portals gets SSAO

This commit is contained in:
Magnus Norddahl 2016-09-24 20:09:40 +02:00
parent 3f11c0562c
commit 979e70ca8f
5 changed files with 20 additions and 2 deletions

View file

@ -105,6 +105,12 @@ CUSTOM_CVAR(Int, gl_ssao, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
self = 0;
}
CUSTOM_CVAR(Int, gl_ssao_portals, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
{
if (self < 0)
self = 0;
}
CVAR(Float, gl_ssao_strength, 0.7, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
CVAR(Bool, gl_ssao_debug, false, 0)
CVAR(Float, gl_ssao_bias, 0.5f, 0)

View file

@ -477,6 +477,7 @@ void FGLRenderer::RenderTranslucent()
void FGLRenderer::DrawScene(int drawmode)
{
static int recursion=0;
static int ssao_portals_available = 0;
if (camera != nullptr)
{
@ -494,8 +495,16 @@ void FGLRenderer::DrawScene(int drawmode)
}
GLRenderer->mClipPortal = NULL; // this must be reset before any portal recursion takes place.
// If SSAO is active, switch to gbuffer shaders and use the gbuffer framebuffer
bool applySSAO = gl_ssao != 0 && FGLRenderBuffers::IsEnabled() && drawmode == DM_MAINVIEW;
// Decide if we need to do ssao for this scene
bool applySSAO = gl_ssao != 0 && FGLRenderBuffers::IsEnabled();
switch (drawmode)
{
case DM_MAINVIEW: ssao_portals_available = gl_ssao_portals; break;
case DM_OFFSCREEN: ssao_portals_available = 0; applySSAO = false; break;
case DM_PORTAL: applySSAO = applySSAO && (ssao_portals_available > 0); ssao_portals_available--; break;
}
// If SSAO is active, switch to gbuffer shaders and use the framebuffer with gbuffers
if (applySSAO)
{
GLenum buffers[] = { GL_COLOR_ATTACHMENT0, GL_COLOR_ATTACHMENT1 };

View file

@ -51,6 +51,7 @@ EXTERN_CVAR(Float, gl_lens_k)
EXTERN_CVAR(Float, gl_lens_kcube)
EXTERN_CVAR(Float, gl_lens_chromatic)
EXTERN_CVAR(Int, gl_ssao)
EXTERN_CVAR(Int, gl_ssao_portals)
EXTERN_CVAR(Float, gl_ssao_strength)
EXTERN_CVAR(Bool, gl_ssao_debug)
EXTERN_CVAR(Float, gl_ssao_bias)

View file

@ -2637,6 +2637,7 @@ GLPREFMNU_TONEMAP = "Tonemap Mode";
GLPREFMNU_BLOOM = "Bloom effect";
GLPREFMNU_LENS = "Lens distortion effect";
GLPREFMNU_SSAO = "Ambient occlusion quality";
GLPREFMNU_SSAO_PORTALS = "Portals with AO";
// Option Values
OPTVAL_SMART = "Smart";

View file

@ -235,4 +235,5 @@ OptionMenu "GLPrefOptions"
Option "$GLPREFMNU_BLOOM", gl_bloom, "OnOff"
Option "$GLPREFMNU_LENS", gl_lens, "OnOff"
Option "$GLPREFMNU_SSAO", gl_ssao, "SSAOModes"
Slider "$GLPREFMNU_SSAO_PORTALS", gl_ssao_portals, 0.0, 4.0, 1.0, 0
}