1 files changed, 307 insertions, 0 deletions
diff --git a/shaders/warsow/16.shader_test b/shaders/warsow/16.shader_test
new file mode 100644
index 0000000..76c961a
--- /dev/null
+++ b/shaders/warsow/16.shader_test
@@ -0,0 +1,307 @@
+[require]
+GLSL >= 1.10
+
+[fragment shader]
+#define FRAGMENT_SHADER
+// Warsow GLSL shader
+
+#if !defined(__GLSL_CG_DATA_TYPES)
+#define myhalf float
+#define myhalf2 vec2
+#define myhalf3 vec3
+#define myhalf4 vec4
+#else
+#define myhalf half
+#define myhalf2 half2
+#define myhalf3 half3
+#define myhalf4 half4
+#endif
+
+varying vec4 TexCoord;
+varying vec4 ProjVector;
+#ifdef APPLY_EYEDOT
+varying vec3 EyeVector;
+#endif
+
+#ifdef VERTEX_SHADER
+// Vertex shader
+
+#ifdef APPLY_EYEDOT
+uniform vec3 EyeOrigin;
+uniform float FrontPlane;
+#endif
+
+void main(void)
+{
+gl_FrontColor = gl_Color;
+
+mat4 textureMatrix;
+
+textureMatrix = gl_TextureMatrix[0];
+TexCoord.st = vec2 (textureMatrix * gl_MultiTexCoord0);
+
+textureMatrix = gl_TextureMatrix[0];
+textureMatrix[0] = -textureMatrix[0];
+textureMatrix[1] = -textureMatrix[1];
+TexCoord.pq = vec2 (textureMatrix * gl_MultiTexCoord0);
+
+#ifdef APPLY_EYEDOT
+mat3 strMatrix;
+strMatrix[0] = gl_MultiTexCoord1.xyz;
+strMatrix[2] = gl_Normal.xyz;
+strMatrix[1] = gl_MultiTexCoord1.w * cross (strMatrix[2], strMatrix[0]);
+
+vec3 EyeVectorWorld = (EyeOrigin - gl_Vertex.xyz) * FrontPlane;
+EyeVector = EyeVectorWorld * strMatrix;
+#endif
+
+gl_Position = ftransform();
+ProjVector = gl_Position;
+#ifdef APPLY_CLIPPING
+#ifdef __GLSL_CG_DATA_TYPES
+gl_ClipVertex = gl_ModelViewMatrix * gl_Vertex;
+#endif
+#endif
+}
+
+#endif // VERTEX_SHADER
+
+
+#ifdef FRAGMENT_SHADER
+// Fragment shader
+
+#ifdef APPLY_DUDV
+uniform sampler2D DuDvMapTexture;
+#endif
+
+#ifdef APPLY_EYEDOT
+uniform sampler2D NormalmapTexture;
+#endif
+uniform sampler2D ReflectionTexture;
+uniform sampler2D RefractionTexture;
+uniform float TextureWidth, TextureHeight;
+
+void main(void)
+{
+myhalf3 color;
+
+#ifdef APPLY_DUDV
+vec3 displacement = vec3(texture2D(DuDvMapTexture, vec2(TexCoord.pq) * vec2(0.25)));
+vec2 coord = vec2(TexCoord.st) + vec2(displacement) * vec2 (0.2);
+
+vec3 fdist = vec3 (normalize(vec3(texture2D(DuDvMapTexture, coord)) - vec3 (0.5))) * vec3(0.005);
+#else
+vec3 fdist = vec3(0.0);
+#endif
+
+// get projective texcoords
+float scale = float(1.0 / float(ProjVector.w));
+float inv2NW = 1.0 / (2.0 * float (TextureWidth));
+float inv2NH = 1.0 / (2.0 * float (TextureHeight));
+vec2 projCoord = (vec2(ProjVector.xy) * scale + vec2 (1.0)) * vec2 (0.5) + vec2(fdist.xy);
+projCoord.s = float (clamp (float(projCoord.s), inv2NW, 1.0 - inv2NW));
+projCoord.t = float (clamp (float(projCoord.t), inv2NH, 1.0 - inv2NH));
+
+
+myhalf3 refr = myhalf3(0.0);
+myhalf3 refl = myhalf3(0.0);
+
+#ifdef APPLY_EYEDOT
+// calculate dot product between the surface normal and eye vector
+// great for simulating varying water translucency based on the view angle
+myhalf3 surfaceNormal = normalize(myhalf3(texture2D(NormalmapTexture, coord)) - myhalf3 (0.5));
+vec3 eyeNormal = normalize(myhalf3(EyeVector));
+
+float refrdot = float(dot(surfaceNormal, eyeNormal));
+//refrdot = float (clamp (refrdot, 0.0, 1.0));
+float refldot = 1.0 - refrdot;
+// get refraction and reflection
+
+#ifdef APPLY_REFRACTION
+refr = (myhalf3(texture2D(RefractionTexture, projCoord))) * refrdot;
+#endif
+#ifdef APPLY_REFLECTION
+refl = (myhalf3(texture2D(ReflectionTexture, projCoord))) * refldot;
+#endif
+
+#else
+
+#ifdef APPLY_REFRACTION
+refr = (myhalf3(texture2D(RefractionTexture, projCoord)));
+#endif
+#ifdef APPLY_REFLECTION
+refl = (myhalf3(texture2D(ReflectionTexture, projCoord)));
+#endif
+
+#endif
+
+// add reflection and refraction
+#ifdef APPLY_DISTORTION_ALPHA
+color = myhalf3(gl_Color.rgb) + myhalf3(mix (refr, refl, float(gl_Color.a)));
+#else
+color = myhalf3(gl_Color.rgb) + refr + refl;
+#endif
+
+#ifdef APPLY_GRAYSCALE
+float grey = dot(color, myhalf3(0.299, 0.587, 0.114));
+gl_FragColor = vec4(vec3(grey),1.0);
+#else
+gl_FragColor = vec4(vec3(color),1.0);
+#endif
+}
+
+#endif // FRAGMENT_SHADER
+
+
+[vertex shader]
+#define VERTEX_SHADER
+// Warsow GLSL shader
+
+#if !defined(__GLSL_CG_DATA_TYPES)
+#define myhalf float
+#define myhalf2 vec2
+#define myhalf3 vec3
+#define myhalf4 vec4
+#else
+#define myhalf half
+#define myhalf2 half2
+#define myhalf3 half3
+#define myhalf4 half4
+#endif
+
+varying vec4 TexCoord;
+varying vec4 ProjVector;
+#ifdef APPLY_EYEDOT
+varying vec3 EyeVector;
+#endif
+
+#ifdef VERTEX_SHADER
+// Vertex shader
+
+#ifdef APPLY_EYEDOT
+uniform vec3 EyeOrigin;
+uniform float FrontPlane;
+#endif
+
+void main(void)
+{
+gl_FrontColor = gl_Color;
+
+mat4 textureMatrix;
+
+textureMatrix = gl_TextureMatrix[0];
+TexCoord.st = vec2 (textureMatrix * gl_MultiTexCoord0);
+
+textureMatrix = gl_TextureMatrix[0];
+textureMatrix[0] = -textureMatrix[0];
+textureMatrix[1] = -textureMatrix[1];
+TexCoord.pq = vec2 (textureMatrix * gl_MultiTexCoord0);
+
+#ifdef APPLY_EYEDOT
+mat3 strMatrix;
+strMatrix[0] = gl_MultiTexCoord1.xyz;
+strMatrix[2] = gl_Normal.xyz;
+strMatrix[1] = gl_MultiTexCoord1.w * cross (strMatrix[2], strMatrix[0]);
+
+vec3 EyeVectorWorld = (EyeOrigin - gl_Vertex.xyz) * FrontPlane;
+EyeVector = EyeVectorWorld * strMatrix;
+#endif
+
+gl_Position = ftransform();
+ProjVector = gl_Position;
+#ifdef APPLY_CLIPPING
+#ifdef __GLSL_CG_DATA_TYPES
+gl_ClipVertex = gl_ModelViewMatrix * gl_Vertex;
+#endif
+#endif
+}
+
+#endif // VERTEX_SHADER
+
+
+#ifdef FRAGMENT_SHADER
+// Fragment shader
+
+#ifdef APPLY_DUDV
+uniform sampler2D DuDvMapTexture;
+#endif
+
+#ifdef APPLY_EYEDOT
+uniform sampler2D NormalmapTexture;
+#endif
+uniform sampler2D ReflectionTexture;
+uniform sampler2D RefractionTexture;
+uniform float TextureWidth, TextureHeight;
+
+void main(void)
+{
+myhalf3 color;
+
+#ifdef APPLY_DUDV
+vec3 displacement = vec3(texture2D(DuDvMapTexture, vec2(TexCoord.pq) * vec2(0.25)));
+vec2 coord = vec2(TexCoord.st) + vec2(displacement) * vec2 (0.2);
+
+vec3 fdist = vec3 (normalize(vec3(texture2D(DuDvMapTexture, coord)) - vec3 (0.5))) * vec3(0.005);
+#else
+vec3 fdist = vec3(0.0);
+#endif
+
+// get projective texcoords
+float scale = float(1.0 / float(ProjVector.w));
+float inv2NW = 1.0 / (2.0 * float (TextureWidth));
+float inv2NH = 1.0 / (2.0 * float (TextureHeight));
+vec2 projCoord = (vec2(ProjVector.xy) * scale + vec2 (1.0)) * vec2 (0.5) + vec2(fdist.xy);
+projCoord.s = float (clamp (float(projCoord.s), inv2NW, 1.0 - inv2NW));
+projCoord.t = float (clamp (float(projCoord.t), inv2NH, 1.0 - inv2NH));
+
+
+myhalf3 refr = myhalf3(0.0);
+myhalf3 refl = myhalf3(0.0);
+
+#ifdef APPLY_EYEDOT
+// calculate dot product between the surface normal and eye vector
+// great for simulating varying water translucency based on the view angle
+myhalf3 surfaceNormal = normalize(myhalf3(texture2D(NormalmapTexture, coord)) - myhalf3 (0.5));
+vec3 eyeNormal = normalize(myhalf3(EyeVector));
+
+float refrdot = float(dot(surfaceNormal, eyeNormal));
+//refrdot = float (clamp (refrdot, 0.0, 1.0));
+float refldot = 1.0 - refrdot;
+// get refraction and reflection
+
+#ifdef APPLY_REFRACTION
+refr = (myhalf3(texture2D(RefractionTexture, projCoord))) * refrdot;
+#endif
+#ifdef APPLY_REFLECTION
+refl = (myhalf3(texture2D(ReflectionTexture, projCoord))) * refldot;
+#endif
+
+#else
+
+#ifdef APPLY_REFRACTION
+refr = (myhalf3(texture2D(RefractionTexture, projCoord)));
+#endif
+#ifdef APPLY_REFLECTION
+refl = (myhalf3(texture2D(ReflectionTexture, projCoord)));
+#endif
+
+#endif
+
+// add reflection and refraction
+#ifdef APPLY_DISTORTION_ALPHA
+color = myhalf3(gl_Color.rgb) + myhalf3(mix (refr, refl, float(gl_Color.a)));
+#else
+color = myhalf3(gl_Color.rgb) + refr + refl;
+#endif
+
+#ifdef APPLY_GRAYSCALE
+float grey = dot(color, myhalf3(0.299, 0.587, 0.114));
+gl_FragColor = vec4(vec3(grey),1.0);
+#else
+gl_FragColor = vec4(vec3(color),1.0);
+#endif
+}
+
+#endif // FRAGMENT_SHADER
+
+