The name for a class of rendering technique where geometry and material properties are explicitly separated from the lighting computations. This is done by rendering the material properties of various objects into several buffers, and then using passes over those "g-buffers" to do lighting ...
2
votes
2answers
581 views
Multiple render targets and gamma correctness in Direct3D9
Let's say in a deferred renderer when building your G-Buffer you're going to render texture color, normals, depth and whatever else to your multiple render targets at once.
Now if you want to have a ...
8
votes
1answer
142 views
Deferred decals normal problem
I've been working on a deferred decal system. So far I have finished the projection part, meaning I can click something in the scene and it will properly project a decal onto the surface of the ...
3
votes
1answer
629 views
Deferred rendering with VSM - Scaling light depth loses moments
I'm calculating my shadow term using a VSM method. This works correctly when using forward rendered lights but fails with deferred lights.
// Shadow term (1 = no shadow)
float shadow = 1;
// [Light ...
2
votes
0answers
140 views
deferred rendering and gaussian blur - artifacts
I compute Gaussian blur in two passes (horizontally and vertically). Shaders look like this:
Horizontal blur - fragment shader:
#version 420
layout (location = 0) out vec4 outColor;
in vec2 ...
2
votes
0answers
322 views
OpenGL problem with FBO integer texture and color attachment
In my simple renderer, I have 2 FBOs one that contains diffuse, normals, instance ID and depth in that order and one that I use store the ssao result. The textures I use for the first FBO are RGB8, ...
2
votes
0answers
577 views
XNA 4 Deferred Rendering deforms the model
I have a problem when rendering a model of my World - when rendered using BasicEffect, it looks just peachy. Problem is when I render it using deferred rendering. See for yourselves:
what it looks ...
1
vote
0answers
65 views
Reconstructing Position from Linear Depth
In gBuffer (RGBA32F) I store a linear depth (camera space z position). Next I draw a full screen quad (two triangles) and I want
to reconstruct the position.
Vertex shader:
#version 420
...
1
vote
0answers
97 views
Deferred Rendering: Orthographic directional light that has position
Basically I need to code a light for deferred rendering that is a cross between a spotlight and a directional (positionless) light. It's to be used for sunlight, but because my terrain has overhangs ...
1
vote
0answers
171 views
DX9 Deferred Rendering, GBuffer displays as clear color only
I'm trying to implement Catalin Zima's Deferred Renderer in a very lightweight c++ DirectX 9 app (only renders a skydome and a model), at this moment I'm trying to render the gbuffer, but I'm having a ...
1
vote
0answers
177 views
Batching Homogeneous Render Objects in XNA, 2D Component-Entity Engine?
I've been working on my component-entity engine for about 3 months now, and have managed to get nearly every constituent system working with little effort or compromise. My system has the following ...
1
vote
0answers
368 views
How can I use the dualforward parameter in my unity shader to use lightmaps and normal maps together?
I'm using the free version of unity and I would like to combine lightmaps with specularity and normal maps. After doing a -bunch- of research, I've figured out that there doesn't seem to be any easy ...
