X-Git-Url: https://harrygodden.com/git/?a=blobdiff_plain;f=shaders%2Fmodel_board_view.h;h=3a1ba9ca2644818341f9f1dc79655054bf0c37b5;hb=137d40d96fe923600d8378b8e138e3c276f27ff4;hp=5b83ef2d1b0461c82444ab53c85aa98108d6a4e2;hpb=1b522daa02f28128498b04def4d60b63e590d1f3;p=carveJwlIkooP6JGAAIwe30JlM.git

diff --git a/shaders/model_board_view.h b/shaders/model_board_view.h
index 5b83ef2..3a1ba9c 100644
--- a/shaders/model_board_view.h
+++ b/shaders/model_board_view.h
@@ -67,10 +67,7 @@ static struct vg_shader _shader_model_board_view = {
 .orig_file = "shaders/model_character_view.fs",
 .static_src = 
 "uniform sampler2D uTexMain;\n"
-"uniform sampler2D uTexSceneDepth;\n"
 "uniform vec3 uCamera;\n"
-"uniform vec3 uInverseRatioDepth;\n"
-"uniform vec3 uInverseRatioMain;\n"
 "\n"
 "in vec4 aColour;\n"
 "in vec2 aUv;\n"
@@ -278,7 +275,7 @@ static struct vg_shader _shader_model_board_view = {
 "   light_delta = normalize( light_delta );\n"
 "\n"
 "   float quadratic = dist2*100.0;\n"
-"   float attenuation  = 1.0f/( 1.0f + quadratic );\n"
+"   float attenuation  = 1.0/( 1.0 + quadratic );\n"
 "         attenuation *= max( dot( light_delta, normal ), 0.0 );\n"
 "\n"
 "   float falloff = max( 0.0, 1.0-(dist2*light_co.w) );\n"
@@ -380,7 +377,7 @@ static struct vg_shader _shader_model_board_view = {
 "   return scene_apply_fog( diffuse * total_light, fog_colour, fdist );\n"
 "}\n"
 "\n"
-"#line     14        0 \n"
+"#line     11        0 \n"
 "#line       1        2 \n"
 "const float k_motion_lerp_amount = 0.01;\n"
 "\n"
@@ -400,39 +397,50 @@ static struct vg_shader _shader_model_board_view = {
 "   oMotionVec = (vmotion1-vmotion0) * (1.0/k_motion_lerp_amount);\n"
 "}\n"
 "\n"
-"#line     15        0 \n"
+"#line     12        0 \n"
+"#line       1        3 \n"
+"uniform sampler2D uTexSceneDepth;\n"
+"uniform vec3 uInverseRatioDepth;\n"
+"uniform vec3 uInverseRatioMain;\n"
+"uniform bool uDepthCompare;\n"
 "\n"
-"float linear_depth( float depth, float near, float far ) \n"
-"{\n"
+"float linear_depth( float depth, float near, float far ) {\n"
 "   float z = depth * 2.0 - 1.0;\n"
 "   return (2.0 * near * far) / (far + near - z * (far - near));	\n"
 "}\n"
 "\n"
-"void main()\n"
-"{\n"
+"void depth_compare_dither(){\n"
+"   if( uDepthCompare ){\n"
+"      vec2 back_coord = gl_FragCoord.xy * uInverseRatioMain.xy \n"
+"                                        * uInverseRatioDepth.xy;\n"
+"      float back_depth = texture( uTexSceneDepth, back_coord ).r;\n"
+"      float front_depth = gl_FragCoord.z/gl_FragCoord.w;\n"
+"\n"
+"      back_depth = linear_depth( back_depth, 0.1, 2100.0 );\n"
+"      float diff = back_depth - front_depth;\n"
+"\n"
+"      vec2 ssuv = gl_FragCoord.xy;\n"
+"      vec3 vDither = vec3( dot( vec2( 171.0, 231.0 ), ssuv) );\n"
+"      float dither = fract( vDither.g / 71.0 ) - 0.5;\n"
+"\n"
+"      if( step(0.0,diff)+dither<0.3 )\n"
+"         discard;\n"
+"   }\n"
+"}\n"
+"\n"
+"#line     13        0 \n"
+"\n"
+"void main(){\n"
+"   depth_compare_dither();\n"
 "   compute_motion_vectors();\n"
 "\n"
-"   vec3 qnorm     = normalize(floor(aNorm*2.0)*0.5) + vec3(0.001,0.0,0.0);\n"
+"   vec3 qnorm     = aNorm;\n"
 "   vec3 diffuse   = texture( uTexMain, aUv ).rgb;\n"
 "   vec3 composite = world_compute_lighting( diffuse, qnorm, aWorldCo, 1.0 );\n"
 "\n"
 "   float dist    = distance( aWorldCo, uCamera ) - 0.08;\n"
 "   float opacity = clamp( dist*dist, 0.0, 1.0 );\n"
 "\n"
-"   vec2 back_coord = gl_FragCoord.xy*uInverseRatioMain.xy*uInverseRatioDepth.xy;\n"
-"   float back_depth = texture( uTexSceneDepth, back_coord ).r;\n"
-"   float front_depth = gl_FragCoord.z/gl_FragCoord.w;\n"
-"\n"
-"   back_depth = linear_depth( back_depth, 0.1, 2100.0 );\n"
-"   float diff = back_depth - front_depth;\n"
-"\n"
-"   vec2 ssuv = gl_FragCoord.xy;\n"
-"   vec3 vDither = vec3( dot( vec2( 171.0, 231.0 ), ssuv) );\n"
-"   float dither = fract( vDither.g / 71.0 ) - 0.5;\n"
-"\n"
-"   if( step(0.0,diff)+dither<0.3 )\n"
-"      discard;\n"
-"\n"
 "   oColour = vec4( composite, opacity );\n"
 "}\n"
 ""},
@@ -442,13 +450,14 @@ static GLuint _uniform_model_board_view_uMdl;
 static GLuint _uniform_model_board_view_uPv;
 static GLuint _uniform_model_board_view_uPvmPrev;
 static GLuint _uniform_model_board_view_uTexMain;
-static GLuint _uniform_model_board_view_uTexSceneDepth;
 static GLuint _uniform_model_board_view_uCamera;
-static GLuint _uniform_model_board_view_uInverseRatioDepth;
-static GLuint _uniform_model_board_view_uInverseRatioMain;
 static GLuint _uniform_model_board_view_g_world_depth;
 static GLuint _uniform_model_board_view_uLightsArray;
 static GLuint _uniform_model_board_view_uLightsIndex;
+static GLuint _uniform_model_board_view_uTexSceneDepth;
+static GLuint _uniform_model_board_view_uInverseRatioDepth;
+static GLuint _uniform_model_board_view_uInverseRatioMain;
+static GLuint _uniform_model_board_view_uDepthCompare;
 static void shader_model_board_view_uMdl(m4x3f m){
    glUniformMatrix4x3fv(_uniform_model_board_view_uMdl,1,GL_FALSE,(float*)m);
 }
@@ -461,20 +470,23 @@ static void shader_model_board_view_uPvmPrev(m4x4f m){
 static void shader_model_board_view_uTexMain(int i){
    glUniform1i(_uniform_model_board_view_uTexMain,i);
 }
-static void shader_model_board_view_uTexSceneDepth(int i){
-   glUniform1i(_uniform_model_board_view_uTexSceneDepth,i);
-}
 static void shader_model_board_view_uCamera(v3f v){
    glUniform3fv(_uniform_model_board_view_uCamera,1,v);
 }
+static void shader_model_board_view_g_world_depth(int i){
+   glUniform1i(_uniform_model_board_view_g_world_depth,i);
+}
+static void shader_model_board_view_uTexSceneDepth(int i){
+   glUniform1i(_uniform_model_board_view_uTexSceneDepth,i);
+}
 static void shader_model_board_view_uInverseRatioDepth(v3f v){
    glUniform3fv(_uniform_model_board_view_uInverseRatioDepth,1,v);
 }
 static void shader_model_board_view_uInverseRatioMain(v3f v){
    glUniform3fv(_uniform_model_board_view_uInverseRatioMain,1,v);
 }
-static void shader_model_board_view_g_world_depth(int i){
-   glUniform1i(_uniform_model_board_view_g_world_depth,i);
+static void shader_model_board_view_uDepthCompare(int b){
+   glUniform1i(_uniform_model_board_view_uDepthCompare,b);
 }
 static void shader_model_board_view_register(void){
    vg_shader_register( &_shader_model_board_view );
@@ -485,12 +497,13 @@ static void shader_model_board_view_link(void){
    _uniform_model_board_view_uPv = glGetUniformLocation( _shader_model_board_view.id, "uPv" );
    _uniform_model_board_view_uPvmPrev = glGetUniformLocation( _shader_model_board_view.id, "uPvmPrev" );
    _uniform_model_board_view_uTexMain = glGetUniformLocation( _shader_model_board_view.id, "uTexMain" );
-   _uniform_model_board_view_uTexSceneDepth = glGetUniformLocation( _shader_model_board_view.id, "uTexSceneDepth" );
    _uniform_model_board_view_uCamera = glGetUniformLocation( _shader_model_board_view.id, "uCamera" );
-   _uniform_model_board_view_uInverseRatioDepth = glGetUniformLocation( _shader_model_board_view.id, "uInverseRatioDepth" );
-   _uniform_model_board_view_uInverseRatioMain = glGetUniformLocation( _shader_model_board_view.id, "uInverseRatioMain" );
    _uniform_model_board_view_g_world_depth = glGetUniformLocation( _shader_model_board_view.id, "g_world_depth" );
    _uniform_model_board_view_uLightsArray = glGetUniformLocation( _shader_model_board_view.id, "uLightsArray" );
    _uniform_model_board_view_uLightsIndex = glGetUniformLocation( _shader_model_board_view.id, "uLightsIndex" );
+   _uniform_model_board_view_uTexSceneDepth = glGetUniformLocation( _shader_model_board_view.id, "uTexSceneDepth" );
+   _uniform_model_board_view_uInverseRatioDepth = glGetUniformLocation( _shader_model_board_view.id, "uInverseRatioDepth" );
+   _uniform_model_board_view_uInverseRatioMain = glGetUniformLocation( _shader_model_board_view.id, "uInverseRatioMain" );
+   _uniform_model_board_view_uDepthCompare = glGetUniformLocation( _shader_model_board_view.id, "uDepthCompare" );
 }
 #endif /* SHADER_model_board_view_H */