Tagged Questions
9
votes
4answers
517 views
Avoid if statements in DirectX 10 shaders?
I have heard that if statements should be avoid in shaders, because both parts of the statements will be execute, and than the wrong will be dropped (which harms the performance).
It's still a ...
3
votes
1answer
280 views
Pass large array to pixel shader
I am trying to write a Pixelshader for a curve effect in Direct2d.
A curve effect maps each color channel value to a different value by using a look up table.
For this effect I would need to pass 3 ...
1
vote
1answer
231 views
screen coordinate not working with pixel values
I have a very simple effect file shown below. I am using this to draw 2D lines, however it is not behaving how I expected and I can't seem to get my head round why.
If I draw a line that goes from ...
2
votes
2answers
462 views
HLSL: how to get/set effectvariable to an array of structs with Direct3D10
HLSL Code:
//Lights
struct Light
{
float3 pos;
float3 dir;
int type;
} m_aLights[3];
How can I get/set an effectvariable to m_aLights with Direct3D10?
Thanks
