Posted By: mocosgames
motion blur and DOF - 06/24/07 05:03
I made 2 shaders based one the blur shader in the wiki, motion blur and depth of field. They work with any gamestudio edition that can use shaders. You can use them in anything for free.
http://img106.imageshack.us/my.php?image=pic1gz7.jpg
http://img106.imageshack.us/my.php?image=pic2tk2.jpg
DOF shader Code:
motion blur action Code:
motion blur shader Code:
http://img106.imageshack.us/my.php?image=pic1gz7.jpg
http://img106.imageshack.us/my.php?image=pic2tk2.jpg
DOF shader Code:
float4x4 matWorldViewProj;
float4x4 matWorld;
float4 vecViewPos;
float4 vecSkill41;
texture entSkin1;
sampler basemap = sampler_state { Texture = <entSkin1>; };
void blur1VS( uniform float exten,
in float4 inNormal : NORMAL0,
in float4 inPosition : POSITION0,
in float4 inTexcoord : TEXCOORD0,
out float4 outPosition : POSITION0,
out float4 outTexcoord : TEXCOORD0)
{
float3 PosWorld = mul(inPosition, matWorld);
float focus_distance=10;
float blurriness=0.3;
float depth = (((distance(PosWorld, vecViewPos))*.01)-focus_distance)*blurriness;
depth*=sign(depth)+2;
inPosition.xyz += abs(depth)*inNormal/exten;
outTexcoord = inTexcoord;
outPosition = mul(inPosition, matWorldViewProj);
}
void blur1PS ( uniform float alpha,
in float4 inTexcoord : TEXCOORD0,
out float4 outColor : COLOR0){
outColor = tex2D(basemap, inTexcoord.xy);
outColor.a=alpha;
}
void mainVS( in float4 inNormal : NORMAL0,
in float4 inPosition : POSITION0,
in float4 inTexcoord : TEXCOORD0,
out float4 outPosition : POSITION0,
out float4 outTexcoord : TEXCOORD0)
{
outTexcoord = inTexcoord;
outPosition = mul(inPosition, matWorldViewProj);
}
void mainPS(in float4 inTexcoord : TEXCOORD0, out float4 outColor : COLOR0) { outColor = tex2D(basemap, inTexcoord.xy); outColor.a=1; }
technique t1 {
pass p0 {
ZENABLE = TRUE;
zwriteenable=true;
AlphaBlendEnable = true;
VertexShader = compile vs_1_1 mainVS();
PixelShader = compile ps_2_0 mainPS();
}
pass p1 {
ZENABLE = TRUE;
zwriteenable=true;
AlphaBlendEnable = true;
VertexShader = compile vs_1_1 blur1VS(1.4);
PixelShader = compile ps_2_0 blur1PS(0.5);
}
pass p2 {
ZENABLE = TRUE;
zwriteenable=true;
AlphaBlendEnable = true;
VertexShader = compile vs_1_1 blur1VS(0.9);
PixelShader = compile ps_2_0 blur1PS(0.3);
}
}
motion blur action Code:
action motionblur{
my.transparent=on;
my.material=mblur;
var cam_pos[3];
var cam_x_change;
var cam_y_change;
var cam_pan_change;
var cam_tilt_change;
var cam_pan;
var cam_tilt;
while(1){
//have all movement code up here
my.skill41=float(-cam_pan_change*2+cam_y_change);
my.skill42=float(-cam_tilt_change*2);
my.skill43=float(cam_x_change);
cam_pan_change=camera.pan-cam_pan;
cam_tilt_change=camera.tilt-cam_tilt;
vec_add(cam_pos,my.pos);
vec_sub(cam_pos,camera.pos);
vec_rotate(cam_pos,vector(-camera.pan,-camera.tilt,-camera.roll));
cam_x_change=cam_pos.x/vec_dist(my.pos,camera.pos)*300;
cam_y_change=cam_pos.y/vec_dist(my.pos,camera.pos)*300;
cam_pan=camera.pan;
cam_tilt=camera.tilt;
vec_set(cam_pos,camera.pos);
vec_sub(cam_pos,my.pos);
wait(1);
}
}
motion blur shader Code:
float4x4 matWorldViewProj;
float4x4 matWorld;
float4 vecViewPos;
float4 vecSkill41;
texture entSkin1;
sampler basemap = sampler_state { Texture = <entSkin1>; };
void blur1VS( uniform float exten,
in float4 inNormal : NORMAL0,
in float4 inPosition : POSITION0,
in float4 inTexcoord : TEXCOORD0,
out float4 outPosition : POSITION0,
out float4 outTexcoord : TEXCOORD0)
{
float3 PosWorld = mul(inPosition, matWorld);
float focus_distance=10;
float blurriness=0.3;
float depth = (((distance(PosWorld, vecViewPos))*.01)-focus_distance)*blurriness;
depth*=sign(depth)+2;
inPosition.xyz += abs(depth)*inNormal/exten;
outTexcoord = inTexcoord;
outPosition = mul(inPosition, matWorldViewProj);
}
void blur1PS ( uniform float alpha,
in float4 inTexcoord : TEXCOORD0,
out float4 outColor : COLOR0){
outColor = tex2D(basemap, inTexcoord.xy);
outColor.a=alpha;
}
void mainVS( in float4 inNormal : NORMAL0,
in float4 inPosition : POSITION0,
in float4 inTexcoord : TEXCOORD0,
out float4 outPosition : POSITION0,
out float4 outTexcoord : TEXCOORD0)
{
outTexcoord = inTexcoord;
outPosition = mul(inPosition, matWorldViewProj);
}
void mainPS(in float4 inTexcoord : TEXCOORD0, out float4 outColor : COLOR0) { outColor = tex2D(basemap, inTexcoord.xy); outColor.a=1; }
technique t1 {
pass p0 {
ZENABLE = TRUE;
zwriteenable=true;
AlphaBlendEnable = true;
VertexShader = compile vs_1_1 mainVS();
PixelShader = compile ps_2_0 mainPS();
}
pass p1 {
ZENABLE = TRUE;
zwriteenable=true;
AlphaBlendEnable = true;
VertexShader = compile vs_1_1 blur1VS(1.4);
PixelShader = compile ps_2_0 blur1PS(0.5);
}
pass p2 {
ZENABLE = TRUE;
zwriteenable=true;
AlphaBlendEnable = true;
VertexShader = compile vs_1_1 blur1VS(0.9);
PixelShader = compile ps_2_0 blur1PS(0.3);
}
}
