tessellationgit status
This commit is contained in:
Stefan Dresselhaus
24
deps/getDeps.sh
vendored
24
deps/getDeps.sh
vendored
@@ -26,8 +26,27 @@ then
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wget http://de.archive.ubuntu.com/ubuntu/pool/universe/libs/libsdl2/libsdl2-dbg_2.0.1+dfsg1-1ubuntu1_amd64.deb
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sudo gdebi libsdl2-dbg_2.0.1+dfsg1-1ubuntu1_amd64.deb
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fi
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if [ ! -f "libsdl2-ttf-2.0-0_2.0.12+dfsg1-2_amd64.deb" ]
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then
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wget http://de.archive.ubuntu.com/ubuntu/pool/universe/libs/libsdl2-ttf/libsdl2-ttf-2.0-0_2.0.12+dfsg1-2_amd64.deb
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sudo gdebi libsdl2-ttf-2.0-0_2.0.12+dfsg1-2_amd64.deb
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fi
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if [ ! -f "libsdl2-ttf-dev_2.0.12+dfsg1-2_amd64.deb" ]
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then
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wget http://de.archive.ubuntu.com/ubuntu/pool/universe/libs/libsdl2-ttf/libsdl2-ttf-dev_2.0.12+dfsg1-2_amd64.deb
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sudo gdebi libsdl2-ttf-dev_2.0.12+dfsg1-2_amd64.deb
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fi
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if [ ! -f "libsdl2-image-2.0-0_2.0.0+dfsg-3_amd64.deb" ]
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then
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wget http://de.archive.ubuntu.com/ubuntu/pool/universe/libs/libsdl2-image/libsdl2-image-2.0-0_2.0.0+dfsg-3_amd64.deb
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sudo gdebi libsdl2-image-2.0-0_2.0.0+dfsg-3_amd64.deb
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fi
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if [ ! -f "libsdl2-image-dev_2.0.0+dfsg-3_amd64.deb" ]
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then
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wget http://de.archive.ubuntu.com/ubuntu/pool/universe/libs/libsdl2-image/libsdl2-image-dev_2.0.0+dfsg-3_amd64.deb
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sudo gdebi libsdl2-image-dev_2.0.0+dfsg-3_amd64.deb
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fi
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fi
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## hack end
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echo "cloning repositories"
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@@ -41,6 +60,9 @@ else
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fi
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echo "trying to build"
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cabal install haddock
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for d in `find . -maxdepth 1 -type d`
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do
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if [ "$d" == "." ]
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@@ -1,12 +1,23 @@
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#version 330
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#version 400
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//color from earlier stages
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smooth in vec4 fg_SmoothColor;
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smooth in vec3 teNormal;
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in vec4 teColor;
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out vec4 fg_FragColor;
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out vec4 fgColor;
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uniform mat4 ViewMatrix;
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void main(void)
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{
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//copy-shader
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fg_FragColor = fg_SmoothColor;
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//heliospheric lighting
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vec4 light = vec4(1.0,1.0,1.0,1.0);
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vec4 dark = vec4(0.0,0.0,0.0,1.0);
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//direction to sun from origin
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vec3 lightDir = normalize(ViewMatrix * vec4(5.0,5.0,1.0,0.0)).xyz;
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float costheta = dot(teNormal, lightDir);
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float a = costheta * 0.5 + 0.5;
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fgColor = teColor * mix(dark, light, a);
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}
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@@ -1,32 +1,18 @@
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#version 330
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//constant projection matrix
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uniform mat4 fg_ProjectionMatrix;
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uniform mat4 fg_ViewMatrix;
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uniform mat3 fg_NormalMatrix;
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#version 400
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//vertex-data
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in vec4 fg_Color;
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in vec3 fg_VertexIn;
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in vec3 fg_NormalIn;
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in vec4 Color;
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in vec3 Position;
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in vec3 Normal;
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//output-data for later stages
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smooth out vec4 fg_SmoothColor;
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out vec4 vColor;
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out vec3 vPosition;
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out vec3 vNormal;
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void main()
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{
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vec3 fg_Normal = fg_NormalMatrix * fg_NormalIn; //vec3(0,1,0);
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//transform vec3 into vec4, setting w to 1
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vec4 fg_Vertex = vec4(fg_VertexIn, 1.0);
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vec4 light = vec4(1.0,1.0,1.0,1.0);
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vec4 dark = vec4(0.0,0.0,0.0,1.0);
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//direction to sun from origin
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vec3 lightDir = normalize(fg_ViewMatrix * vec4(5.0,5.0,1.0,0.0)).xyz;
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float costheta = dot(normalize(fg_Normal), lightDir);
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float a = costheta * 0.5 + 0.5;
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fg_SmoothColor = fg_Color * mix(dark, light, a);// + 0.001* fg_Normal.xyzx;
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gl_Position = fg_ProjectionMatrix * fg_ViewMatrix * fg_Vertex;
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vPosition = Position;
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vNormal = Normal;
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vColor = Color;
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}
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10
src/Main.hs
10
src/Main.hs
@@ -35,6 +35,7 @@ import qualified Graphics.Rendering.OpenGL.GL as GL
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import Graphics.Rendering.OpenGL.Raw.Core31
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import Data.Time (getCurrentTime, UTCTime, diffUTCTime)
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import Graphics.Rendering.OpenGL.Raw.ARB.TessellationShader
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-- Our modules
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import Map.Map
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import Render.Misc (checkError,
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@@ -122,8 +123,8 @@ main = do
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now <- getCurrentTime
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putStrLn "foo"
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let zDistClosest = 10
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zDistFarthest = zDistClosest + 20
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let zDistClosest = 1
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zDistFarthest = zDistClosest + 30
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fov = 90 --field of view
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near = 1 --near plane
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far = 100 --far plane
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@@ -232,7 +233,10 @@ draw = do
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GL.vertexAttribArray vi GL.$= GL.Enabled
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checkError "beforeDraw"
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GL.drawArrays GL.Triangles 0 numVert
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glPatchParameteri gl_PATCH_VERTICES 3
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glPolygonMode gl_FRONT gl_LINE
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glDrawArrays gl_PATCHES 0 (fromIntegral numVert)
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checkError "draw"
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@@ -18,6 +18,10 @@ import Render.Misc
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vertexShaderFile :: String
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vertexShaderFile = "shaders/vertex.shader"
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tessControlShaderFile :: String
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tessControlShaderFile = "shaders/tessControl.shader"
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tessEvalShaderFile :: String
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tessEvalShaderFile = "shaders/tessEval.shader"
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fragmentShaderFile :: String
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fragmentShaderFile = "shaders/fragment.shader"
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@@ -45,37 +49,43 @@ initShader :: IO (
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)
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initShader = do
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! vertexSource <- B.readFile vertexShaderFile
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! tessControlSource <- B.readFile tessControlShaderFile
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! tessEvalSource <- B.readFile tessEvalShaderFile
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! fragmentSource <- B.readFile fragmentShaderFile
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vertexShader <- compileShaderSource VertexShader vertexSource
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checkError "compile Vertex"
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tessControlShader <- compileShaderSource TessControlShader tessControlSource
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checkError "compile Vertex"
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tessEvalShader <- compileShaderSource TessEvaluationShader tessEvalSource
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checkError "compile Vertex"
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fragmentShader <- compileShaderSource FragmentShader fragmentSource
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checkError "compile Frag"
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program <- createProgramUsing [vertexShader, fragmentShader]
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program <- createProgramUsing [vertexShader, tessControlShader, tessEvalShader, fragmentShader]
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checkError "compile Program"
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currentProgram $= Just program
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projectionMatrixIndex <- get (uniformLocation program "fg_ProjectionMatrix")
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projectionMatrixIndex <- get (uniformLocation program "ProjectionMatrix")
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checkError "projMat"
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viewMatrixIndex <- get (uniformLocation program "fg_ViewMatrix")
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viewMatrixIndex <- get (uniformLocation program "ViewMatrix")
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checkError "viewMat"
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modelMatrixIndex <- get (uniformLocation program "fg_ModelMatrix")
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modelMatrixIndex <- get (uniformLocation program "ModelMatrix")
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checkError "modelMat"
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normalMatrixIndex <- get (uniformLocation program "fg_NormalMatrix")
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normalMatrixIndex <- get (uniformLocation program "NormalMatrix")
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checkError "normalMat"
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vertexIndex <- get (attribLocation program "fg_VertexIn")
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vertexIndex <- get (attribLocation program "Position")
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vertexAttribArray vertexIndex $= Enabled
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checkError "vertexInd"
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normalIndex <- get (attribLocation program "fg_NormalIn")
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normalIndex <- get (attribLocation program "Normal")
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vertexAttribArray normalIndex $= Enabled
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checkError "normalInd"
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colorIndex <- get (attribLocation program "fg_Color")
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colorIndex <- get (attribLocation program "Color")
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vertexAttribArray colorIndex $= Enabled
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checkError "colorInd"
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