Fix issue in shadow mapping
This commit is contained in:
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a355a563f8
commit
c7bff41ba8
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@ -31,32 +31,85 @@
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// Initialize static variables
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openglframework::VertexBufferObject Box::mVBOVertices(GL_ARRAY_BUFFER);
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openglframework::VertexBufferObject Box::mVBOIndices(GL_ELEMENT_ARRAY_BUFFER);
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openglframework::VertexBufferObject Box::mVBONormals(GL_ARRAY_BUFFER);
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openglframework::VertexArrayObject Box::mVAO;
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int Box::totalNbBoxes = 0;
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VertexData Box::mCubeVertices[8] = {
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{openglframework::Vector3(1,1,1),openglframework::Vector3(1,1,1),openglframework::Color(1,0,0,1)},
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{openglframework::Vector3(-1,1,1),openglframework::Vector3(-1,1,1),openglframework::Color(1,0,0,1)},
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{openglframework::Vector3(-1,-1,1),openglframework::Vector3(-1,-1,1),openglframework::Color(1,0,0,1)},
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{openglframework::Vector3(1,-1,1),openglframework::Vector3(1,-1,1),openglframework::Color(1,0,0,1)},
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{openglframework::Vector3(1,-1,-1),openglframework::Vector3(1,-1,-1),openglframework::Color(1,0,0,1)},
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{openglframework::Vector3(-1,-1,-1),openglframework::Vector3(-1,-1,-1),openglframework::Color(1,0,0,1)},
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{openglframework::Vector3(-1,1,-1),openglframework::Vector3(-1,1,-1),openglframework::Color(1,0,0,1)},
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{openglframework::Vector3(1,1,-1),openglframework::Vector3(1,1,-1),openglframework::Color(1,0,0,1)}
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GLfloat Box::mCubeVertices[108] = {
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-1.0f,-1.0f,-1.0f, // triangle 1 : begin
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-1.0f,-1.0f, 1.0f,
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-1.0f, 1.0f, 1.0f, // triangle 1 : end
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1.0f, 1.0f,-1.0f, // triangle 2 : begin
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-1.0f,-1.0f,-1.0f,
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-1.0f, 1.0f,-1.0f, // triangle 2 : end
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1.0f,-1.0f, 1.0f,
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-1.0f,-1.0f,-1.0f,
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1.0f,-1.0f,-1.0f,
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1.0f, 1.0f,-1.0f,
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1.0f,-1.0f,-1.0f,
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-1.0f,-1.0f,-1.0f,
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-1.0f,-1.0f,-1.0f,
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-1.0f, 1.0f, 1.0f,
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-1.0f, 1.0f,-1.0f,
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1.0f,-1.0f, 1.0f,
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-1.0f,-1.0f, 1.0f,
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-1.0f,-1.0f,-1.0f,
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-1.0f, 1.0f, 1.0f,
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-1.0f,-1.0f, 1.0f,
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1.0f,-1.0f, 1.0f,
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1.0f, 1.0f, 1.0f,
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1.0f,-1.0f,-1.0f,
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1.0f, 1.0f,-1.0f,
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1.0f,-1.0f,-1.0f,
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1.0f, 1.0f, 1.0f,
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1.0f,-1.0f, 1.0f,
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1.0f, 1.0f, 1.0f,
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1.0f, 1.0f,-1.0f,
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-1.0f, 1.0f,-1.0f,
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1.0f, 1.0f, 1.0f,
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-1.0f, 1.0f,-1.0f,
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-1.0f, 1.0f, 1.0f,
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1.0f, 1.0f, 1.0f,
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-1.0f, 1.0f, 1.0f,
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1.0f,-1.0f, 1.0f
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};
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GLfloat Box::mCubeNormals[108] = {
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-1.0f, 0.0f, 0.0f, // triangle 1 : begin
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-1.0f, 0.0f, 0.0f,
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-1.0f, 0.0f, 0.0f, // triangle 1 : end
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0.0f, 0.0f,-1.0f, // triangle 2 : begin
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0.0f, 0.0f,-1.0f,
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0.0f, 0.0f,-1.0f, // triangle 2 : end
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0.0f,-1.0f, 0.0f,
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0.0f,-1.0f, 0.0f,
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0.0f,-1.0f, 0.0f,//
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0.0f, 0.0f,-1.0f,
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0.0f, 0.0f,-1.0f,
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0.0f, 0.0f,-1.0f,//
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-1.0f, 0.0f, 0.0f,
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-1.0f, 0.0f, 0.0f,
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-1.0f, 0.0f,0.0f,//
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0.0f,-1.0f, 0.0f,
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0.0f,-1.0f, 0.0f,
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0.0f,-1.0f, 0.0f,//
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0.0f, 0.0f, 1.0f,
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0.0f, 0.0f, 1.0f,
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0.0f, 0.0f, 1.0f,//
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1.0f, 0.0f, 0.0f,
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1.0f, 0.0f, 0.0f,
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1.0f, 0.0f, 0.0f,//
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1.0f, 0.0f, 0.0f,
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1.0f, 0.0f, 0.0f,
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1.0f, 0.0f, 0.0f,//
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0.0f, 1.0f, 0.0f,
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0.0f, 1.0f, 0.0f,
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0.0f, 1.0f, 0.0f,//
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0.0f, 1.0f, 0.0f,
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0.0f, 1.0f, 0.0f,
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0.0f, 1.0f, 0.0f,//
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0.0f, 0.0f, 1.0f,
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0.0f, 0.0f, 1.0f,
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0.0f, 0.0f, 1.0f//
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};
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GLuint Box::mCubeIndices[36] = { 0, 1, 2,
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2, 3, 0,
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7, 4, 5,
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5, 6, 7,
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6, 5, 2,
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2, 1, 6,
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7, 0, 3,
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3, 4, 7,
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7, 6, 1,
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1, 0, 7,
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3, 2, 5,
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5, 4, 3};
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// Constructor
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Box::Box(const openglframework::Vector3& size, const openglframework::Vector3 &position,
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reactphysics3d::CollisionWorld* world)
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@ -161,8 +214,8 @@ Box::~Box() {
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if (totalNbBoxes == 1) {
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// Destroy the VBOs and VAO
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mVBOIndices.destroy();
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mVBOVertices.destroy();
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mVBONormals.destroy();
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mVAO.destroy();
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}
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@ -201,17 +254,20 @@ void Box::render(openglframework::Shader& shader,
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GLint vertexNormalLoc = shader.getAttribLocation("vertexNormal", false);
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glEnableVertexAttribArray(vertexPositionLoc);
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if (vertexNormalLoc != -1) glEnableVertexAttribArray(vertexNormalLoc);
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glVertexAttribPointer(vertexPositionLoc, 3, GL_FLOAT, GL_FALSE, 0, NULL);
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glVertexAttribPointer(vertexPositionLoc, 3, GL_FLOAT, GL_FALSE, sizeof(VertexData), MEMBER_OFFSET(VertexData, position));
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if (vertexNormalLoc != -1) glVertexAttribPointer(vertexNormalLoc, 3, GL_FLOAT, GL_FALSE, sizeof(VertexData), MEMBER_OFFSET(VertexData, normal));
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mVBONormals.bind();
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if (vertexNormalLoc != -1) glEnableVertexAttribArray(vertexNormalLoc);
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if (vertexNormalLoc != -1) glVertexAttribPointer(vertexNormalLoc, 3, GL_FLOAT, GL_FALSE, 0, NULL);
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// Draw the geometry of the box
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glDrawElements(GL_TRIANGLES, 36, GL_UNSIGNED_INT, (char*)NULL);
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glDrawArrays(GL_TRIANGLES, 0, 36);
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glDisableVertexAttribArray(vertexPositionLoc);
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if (vertexNormalLoc != -1) glDisableVertexAttribArray(vertexNormalLoc);
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mVBONormals.unbind();
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mVBOVertices.unbind();
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// Unbind the VAO
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@ -256,11 +312,11 @@ void Box::createVBOAndVAO() {
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mVBOVertices.copyDataIntoVBO(sizeof(mCubeVertices), mCubeVertices, GL_STATIC_DRAW);
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mVBOVertices.unbind();
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// Create th VBO for the indices data
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mVBOIndices.create();
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mVBOIndices.bind();
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mVBOIndices.copyDataIntoVBO(sizeof(mCubeIndices), mCubeIndices, GL_STATIC_DRAW);
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mVBOIndices.unbind();
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// Create th VBO for the normals data
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mVBONormals.create();
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mVBONormals.bind();
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mVBONormals.copyDataIntoVBO(sizeof(mCubeNormals), mCubeNormals, GL_STATIC_DRAW);
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mVBONormals.unbind();
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// Create the VAO for both VBOs
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mVAO.create();
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@ -270,7 +326,7 @@ void Box::createVBOAndVAO() {
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mVBOVertices.bind();
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// Bind the VBO of indices
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mVBOIndices.bind();
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mVBONormals.bind();
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// Unbind the VAO
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mVAO.unbind();
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@ -65,17 +65,17 @@ class Box : public openglframework::Object3D {
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/// Vertex Buffer Object for the vertices data used to render the box with OpenGL
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static openglframework::VertexBufferObject mVBOVertices;
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/// Vertex Buffer Object for the indices used to render the box with OpenGL
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static openglframework::VertexBufferObject mVBOIndices;
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/// Vertex Buffer Object for the normales used to render the box with OpenGL
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static openglframework::VertexBufferObject mVBONormals;
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/// Vertex Array Object for the vertex data
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static openglframework::VertexArrayObject mVAO;
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/// Vertex data for each vertex of the cube (used to render the box)
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static VertexData mCubeVertices[8];
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/// Vertices coordinates of the triangles of the box
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static GLfloat mCubeVertices[108];
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/// Indices of the cube (used to render the box)
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static GLuint mCubeIndices[36];
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/// Vertices normals of the triangles of the box
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static GLfloat mCubeNormals[108];
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/// Total number of boxes created
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static int totalNbBoxes;
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@ -33,13 +33,13 @@
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using namespace openglframework;
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// Constructor
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Texture2D::Texture2D() : mID(0), mLayer(0), mWidth(0), mHeight(0) {
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Texture2D::Texture2D() : mID(0), mUnit(0), mWidth(0), mHeight(0) {
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}
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// Constructor
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Texture2D::Texture2D(uint width, uint height, uint internalFormat, uint format, uint type)
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: mID(0), mLayer(0), mWidth(0), mHeight(0){
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: mID(0), mUnit(0), mWidth(0), mHeight(0) {
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// Create the texture
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create(width, height, internalFormat, format, type);
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@ -99,7 +99,7 @@ void Texture2D::destroy() {
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if (mID != 0) {
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glDeleteTextures(1, &mID);
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mID = 0;
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mLayer = 0;
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mUnit = 0;
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mWidth = 0;
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mHeight = 0;
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}
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@ -45,8 +45,8 @@ class Texture2D {
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// OpenGL texture ID
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GLuint mID;
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// Layer of the texture
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GLuint mLayer;
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// Current texture unit for this texture
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GLuint mUnit;
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// Width
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uint mWidth;
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@ -87,11 +87,11 @@ class Texture2D {
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// Get the OpenGL texture ID
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uint getID() const;
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// Get the layer of the texture
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uint getLayer() const;
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// Get the unit of the texture
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uint getUnit() const;
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// Set the layer of the texture
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void setLayer(uint layer);
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// Set the unit of the texture
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void setUnit(uint unit);
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// Get the width
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uint getWidth() const;
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@ -103,14 +103,14 @@ class Texture2D {
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// Bind the texture
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inline void Texture2D::bind() const {
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assert(mID != 0);
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glActiveTexture(GL_TEXTURE0 + mLayer);
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glActiveTexture(GL_TEXTURE0 + mUnit);
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glBindTexture(GL_TEXTURE_2D, mID);
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}
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// Unbind the texture
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inline void Texture2D::unbind() const {
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assert(mID != 0);
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glActiveTexture(GL_TEXTURE0 + mLayer);
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glActiveTexture(GL_TEXTURE0 + mUnit);
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glBindTexture(GL_TEXTURE_2D, 0);
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}
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@ -119,14 +119,14 @@ inline uint Texture2D::getID() const {
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return mID;
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}
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// Get the layer of the texture
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inline uint Texture2D::getLayer() const {
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return mLayer;
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// Get the unit of the texture
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inline uint Texture2D::getUnit() const {
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return mUnit;
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}
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// Set the layer of the texture
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inline void Texture2D::setLayer(uint layer) {
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mLayer = layer;
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// Set the unit of the texture
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inline void Texture2D::setUnit(uint unit) {
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mUnit = unit;
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}
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// Get the width
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@ -225,9 +225,6 @@ CollisionShapesScene::CollisionShapesScene(const std::string& name)
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// Destructor
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CollisionShapesScene::~CollisionShapesScene() {
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// Destroy the shader
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mPhongShader.destroy();
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// Destroy all the boxes of the scene
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for (std::vector<Box*>::iterator it = mBoxes.begin(); it != mBoxes.end(); ++it) {
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@ -46,12 +46,12 @@ namespace collisionshapesscene {
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// Constants
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const float SCENE_RADIUS = 30.0f;
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const int NB_BOXES = 3;
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const int NB_CUBES = 3;
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const int NB_CONES = 3;
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const int NB_CYLINDERS = 3;
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const int NB_CAPSULES = 3;
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const int NB_MESHES = 2;
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const int NB_COMPOUND_SHAPES = 2;
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const int NB_CUBES = 0;
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const int NB_CONES = 0;
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const int NB_CYLINDERS = 0;
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const int NB_CAPSULES = 0;
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const int NB_MESHES = 0;
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const int NB_COMPOUND_SHAPES = 0;
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const openglframework::Vector3 BOX_SIZE(2, 2, 2);
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const float SPHERE_RADIUS = 1.5f;
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const float CONE_RADIUS = 2.0f;
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@ -61,7 +61,7 @@ const float CYLINDER_HEIGHT = 5.0f;
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const float CAPSULE_RADIUS = 1.0f;
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const float CAPSULE_HEIGHT = 1.0f;
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const float DUMBBELL_HEIGHT = 1.0f;
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const openglframework::Vector3 FLOOR_SIZE(20, 0.5f, 20); // Floor dimensions in meters
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const openglframework::Vector3 FLOOR_SIZE(50, 0.5f, 50); // Floor dimensions in meters
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const float BOX_MASS = 1.0f;
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const float CONE_MASS = 1.0f;
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const float CYLINDER_MASS = 1.0f;
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@ -76,9 +76,6 @@ class CollisionShapesScene : public SceneDemo {
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// -------------------- Attributes -------------------- //
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/// Phong shader
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openglframework::Shader mPhongShader;
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/// All the spheres of the scene
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std::vector<Box*> mBoxes;
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@ -41,7 +41,7 @@ CubesScene::CubesScene(const std::string& name)
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setScenePosition(center, SCENE_RADIUS);
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// Gravity vector in the dynamics world
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rp3d::Vector3 gravity(0, rp3d::decimal(-5.81), 0);
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rp3d::Vector3 gravity(0, rp3d::decimal(-9.81), 0);
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// Time step for the physics simulation
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rp3d::decimal timeStep = 1.0f / 60.0f;
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@ -100,9 +100,6 @@ CubesScene::CubesScene(const std::string& name)
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// Destructor
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CubesScene::~CubesScene() {
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// Destroy the shader
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mPhongShader.destroy();
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// Destroy all the cubes of the scene
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for (std::vector<Box*>::iterator it = mBoxes.begin(); it != mBoxes.end(); ++it) {
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@ -33,11 +33,7 @@ using namespace jointsscene;
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// Constructor
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JointsScene::JointsScene(const std::string& name)
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: SceneDemo(name, SCENE_RADIUS), mLight0(0), mPhongShader("shaders/phong.vert",
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"shaders/phong.frag") {
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// Move the light 0
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mLight0.translateWorld(Vector3(7, 15, 15));
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: SceneDemo(name, SCENE_RADIUS) {
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// Compute the radius and the center of the scene
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openglframework::Vector3 center(0, 5, 0);
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@ -87,9 +83,6 @@ JointsScene::JointsScene(const std::string& name)
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// Destructor
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JointsScene::~JointsScene() {
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// Destroy the shader
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mPhongShader.destroy();
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// Destroy the joints
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mDynamicsWorld->destroyJoint(mSliderJoint);
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mDynamicsWorld->destroyJoint(mPropellerHingeJoint);
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@ -37,7 +37,7 @@ namespace jointsscene {
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// Constants
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const float SCENE_RADIUS = 30.0f;
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const openglframework::Vector3 BOX_SIZE(2, 2, 2); // Box dimensions in meters
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const openglframework::Vector3 FLOOR_SIZE(20, 0.5f, 20); // Floor dimensions in meters
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const openglframework::Vector3 FLOOR_SIZE(50, 0.5f, 50); // Floor dimensions in meters
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const float BOX_MASS = 1.0f; // Box mass in kilograms
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const float FLOOR_MASS = 100.0f; // Floor mass in kilograms
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const int NB_BALLSOCKETJOINT_BOXES = 7; // Number of Ball-And-Socket chain boxes
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@ -50,12 +50,6 @@ class JointsScene : public SceneDemo {
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// -------------------- Attributes -------------------- //
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/// Light 0
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openglframework::Light mLight0;
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/// Phong shader
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openglframework::Shader mPhongShader;
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/// Boxes of Ball-And-Socket joint chain
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Box* mBallAndSocketJointChainBoxes[NB_BALLSOCKETJOINT_BOXES];
|
||||
|
||||
|
|
|
@ -32,14 +32,10 @@ using namespace raycastscene;
|
|||
|
||||
// Constructor
|
||||
RaycastScene::RaycastScene(const std::string& name)
|
||||
: SceneDemo(name, SCENE_RADIUS), mLight0(0), mCurrentBodyIndex(-1), mAreNormalsDisplayed(false),
|
||||
mPhongShader("shaders/phong.vert", "shaders/phong.frag"),
|
||||
: SceneDemo(name, SCENE_RADIUS), mCurrentBodyIndex(-1), mAreNormalsDisplayed(false),
|
||||
mMeshFolderPath("meshes/"), mRaycastManager(mPhongShader, mMeshFolderPath),
|
||||
mVBOVertices(GL_ARRAY_BUFFER) {
|
||||
|
||||
// Move the light 0
|
||||
mLight0.translateWorld(Vector3(50, 50, 50));
|
||||
|
||||
// Compute the radius and the center of the scene
|
||||
openglframework::Vector3 center(0, 0, 0);
|
||||
|
||||
|
|
|
@ -144,12 +144,6 @@ class RaycastScene : public SceneDemo {
|
|||
|
||||
// -------------------- Attributes -------------------- //
|
||||
|
||||
/// Light 0
|
||||
openglframework::Light mLight0;
|
||||
|
||||
/// Phong shader
|
||||
openglframework::Shader mPhongShader;
|
||||
|
||||
/// Contact point mesh folder path
|
||||
std::string mMeshFolderPath;
|
||||
|
||||
|
|
|
@ -35,6 +35,7 @@ uniform sampler2D textureSampler; // Texture
|
|||
uniform sampler2D shadowMapSampler; // Shadow map texture sampler
|
||||
uniform bool isTexture; // True if we need to use the texture
|
||||
uniform vec4 vertexColor; // Vertex color
|
||||
uniform bool isShadowEnabled; // True if shadow mapping is enabled
|
||||
|
||||
// In variables
|
||||
in vec3 vertexPosCameraSpace; // Camera-space position of the vertex
|
||||
|
@ -70,20 +71,19 @@ void main() {
|
|||
vec3 specular = light0SpecularColor * specularFactor;
|
||||
|
||||
// Compute shadow factor
|
||||
float bias = 0.00001;
|
||||
float shadow = 1.0;
|
||||
if (isShadowEnabled) {
|
||||
float bias = 0.0001;
|
||||
float shadowBias = -0.000;
|
||||
vec4 shadowMapUV = shadowMapCoords;
|
||||
shadowMapUV.z -= shadowBias;
|
||||
vec4 shadowMapCoordsOverW = shadowMapUV / shadowMapUV.w ;
|
||||
float distanceInShadowMap = texture(shadowMapSampler, shadowMapCoordsOverW.xy).r + bias;
|
||||
float shadow = 0.0;
|
||||
if (shadowMapCoords.w > 0) {
|
||||
shadow = distanceInShadowMap < shadowMapCoordsOverW.z ? 0.5 : 1.0;
|
||||
}
|
||||
if (abs(dot(N, L0)) < 0.01) {
|
||||
shadow = 0.5;
|
||||
}
|
||||
|
||||
// Compute the final color
|
||||
color = vec4(ambient + shadow * vertexColor.rgb, 1.0);
|
||||
color = vec4(ambient + shadow * diffuse, 1.0);
|
||||
}
|
||||
|
|
|
@ -29,13 +29,18 @@
|
|||
|
||||
using namespace openglframework;
|
||||
|
||||
int SceneDemo::shadowMapTextureLevel = 0;
|
||||
|
||||
// Constructor
|
||||
SceneDemo::SceneDemo(const std::string& name, float sceneRadius) : Scene(name), mLight0(0),
|
||||
SceneDemo::SceneDemo(const std::string& name, float sceneRadius) : Scene(name),
|
||||
mLight0(0), mIsShadowMappingEnabled(true), mIsShadowMappingInitialized(false),
|
||||
mDepthShader("shaders/depth.vert", "shaders/depth.frag"),
|
||||
mPhongShader("shaders/phong.vert", "shaders/phong.frag"),
|
||||
mQuadShader("shaders/quad.vert", "shaders/quad.frag"),
|
||||
mVBOQuad(GL_ARRAY_BUFFER) {
|
||||
|
||||
shadowMapTextureLevel++;
|
||||
|
||||
// Move the light0
|
||||
mLight0.translateWorld(Vector3(0, 40, 40));
|
||||
|
||||
|
@ -47,14 +52,15 @@ SceneDemo::SceneDemo(const std::string& name, float sceneRadius) : Scene(name),
|
|||
mShadowMapLightCamera.setSceneRadius(100);
|
||||
//mShadowMapLightCamera.setZoom(1.0);
|
||||
|
||||
|
||||
mShadowMapBiasMatrix.setAllValues(0.5, 0.0, 0.0, 0.5,
|
||||
0.0, 0.5, 0.0, 0.5,
|
||||
0.0, 0.0, 0.5, 0.5,
|
||||
0.0, 0.0, 0.0, 1.0);
|
||||
|
||||
// Create the Shadow map FBO and texture
|
||||
if (mIsShadowMappingEnabled) {
|
||||
createShadowMapFBOAndTexture();
|
||||
}
|
||||
|
||||
createQuadVBO();
|
||||
}
|
||||
|
@ -71,22 +77,23 @@ SceneDemo::~SceneDemo() {
|
|||
// Render the scene (in multiple passes for shadow mapping)
|
||||
void SceneDemo::render() {
|
||||
|
||||
const Color& diffCol = mLight0.getDiffuseColor();
|
||||
const Color& specCol = mLight0.getSpecularColor();
|
||||
|
||||
glEnable(GL_DEPTH_TEST);
|
||||
glEnable(GL_CULL_FACE);
|
||||
|
||||
// ---------- Render the scene to generate the shadow map (first pass) ----------- //
|
||||
|
||||
//glEnable(GL_POLYGON_OFFSET_FILL);
|
||||
//glPolygonOffset(8.0, 4.0);
|
||||
const Matrix4 shadowMapProjMatrix = mShadowMapLightCamera.getProjectionMatrix();
|
||||
const openglframework::Matrix4 worldToLightCameraMatrix = mShadowMapLightCamera.getTransformMatrix().getInverse();
|
||||
|
||||
// If Shadow Mapping is enabled
|
||||
if (mIsShadowMappingEnabled) {
|
||||
|
||||
// Culling switching, rendering only backface, this is done to avoid self-shadowing
|
||||
glCullFace(GL_BACK);
|
||||
|
||||
Matrix4 shadowMapProjMatrix = mShadowMapLightCamera.getProjectionMatrix();
|
||||
|
||||
// Get the world-space to camera-space matrix
|
||||
const openglframework::Matrix4 worldToLightCameraMatrix = mShadowMapLightCamera.getTransformMatrix().getInverse();
|
||||
|
||||
mFBOShadowMap.bind();
|
||||
|
||||
// Bind the shader
|
||||
|
@ -99,7 +106,7 @@ void SceneDemo::render() {
|
|||
glViewport(0, 0, SHADOWMAP_WIDTH, SHADOWMAP_HEIGHT);
|
||||
|
||||
// Clear previous frame values
|
||||
glClear( GL_DEPTH_BUFFER_BIT);
|
||||
glClear(GL_DEPTH_BUFFER_BIT);
|
||||
|
||||
// Disable color rendering, we only want to write to the Z-Buffer
|
||||
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
|
||||
|
@ -113,7 +120,7 @@ void SceneDemo::render() {
|
|||
mFBOShadowMap.unbind();
|
||||
|
||||
glDisable(GL_POLYGON_OFFSET_FILL);
|
||||
|
||||
}
|
||||
|
||||
// ---------- Render the scene for final rendering (second pass) ----------- //
|
||||
|
||||
|
@ -124,20 +131,20 @@ void SceneDemo::render() {
|
|||
|
||||
mPhongShader.bind();
|
||||
|
||||
mShadowMapTexture.bind();
|
||||
if (mIsShadowMappingEnabled) mShadowMapTexture.bind();
|
||||
const GLuint textureUnit = 0;
|
||||
|
||||
// Set the variables of the shader
|
||||
mPhongShader.setMatrix4x4Uniform("projectionMatrix", mCamera.getProjectionMatrix());
|
||||
mPhongShader.setMatrix4x4Uniform("shadowMapProjectionMatrix", mShadowMapBiasMatrix * shadowMapProjMatrix);
|
||||
mPhongShader.setMatrix4x4Uniform("worldToLight0CameraMatrix", worldToLightCameraMatrix);
|
||||
mPhongShader.setVector3Uniform("light0PosCameraSpace", worldToCameraMatrix * mLight0.getOrigin());
|
||||
mPhongShader.setVector3Uniform("lightAmbientColor", Vector3(0.3f, 0.3f, 0.3f));
|
||||
const Color& diffCol = mLight0.getDiffuseColor();
|
||||
const Color& specCol = mLight0.getSpecularColor();
|
||||
mPhongShader.setVector3Uniform("lightAmbientColor", Vector3(0.4f, 0.4f, 0.4f));
|
||||
mPhongShader.setVector3Uniform("light0DiffuseColor", Vector3(diffCol.r, diffCol.g, diffCol.b));
|
||||
mPhongShader.setVector3Uniform("light0SpecularColor", Vector3(specCol.r, specCol.g, specCol.b));
|
||||
mPhongShader.setFloatUniform("shininess", 60.0f);
|
||||
mPhongShader.setIntUniform("shadowMapSampler", mShadowMapTexture.getID());
|
||||
mPhongShader.setIntUniform("shadowMapSampler", textureUnit);
|
||||
mPhongShader.setIntUniform("isShadowEnabled", mIsShadowMappingEnabled);
|
||||
|
||||
// Set the viewport to render the scene
|
||||
glViewport(mViewportX, mViewportY, mViewportWidth, mViewportHeight);
|
||||
|
@ -151,7 +158,7 @@ void SceneDemo::render() {
|
|||
// Render the objects of the scene
|
||||
renderSinglePass(mPhongShader, worldToCameraMatrix);
|
||||
|
||||
mShadowMapTexture.unbind();
|
||||
if (mIsShadowMappingEnabled) mShadowMapTexture.unbind();
|
||||
mPhongShader.unbind();
|
||||
|
||||
//drawTextureQuad();
|
||||
|
@ -163,7 +170,6 @@ void SceneDemo::createShadowMapFBOAndTexture() {
|
|||
// Create the texture for the depth values
|
||||
mShadowMapTexture.create(SHADOWMAP_WIDTH, SHADOWMAP_HEIGHT, GL_DEPTH_COMPONENT24, GL_DEPTH_COMPONENT,
|
||||
GL_UNSIGNED_BYTE, GL_NEAREST, GL_NEAREST, GL_CLAMP, GL_CLAMP, NULL);
|
||||
mShadowMapTexture.setLayer(1);
|
||||
|
||||
// Create the FBO for the shadow map
|
||||
mFBOShadowMap.create(0, 0, false);
|
||||
|
@ -175,6 +181,8 @@ void SceneDemo::createShadowMapFBOAndTexture() {
|
|||
|
||||
mFBOShadowMap.attachTexture(GL_DEPTH_ATTACHMENT_EXT, mShadowMapTexture.getID());
|
||||
mFBOShadowMap.unbind();
|
||||
|
||||
mIsShadowMappingInitialized = true;
|
||||
}
|
||||
|
||||
// TODO : Delete this
|
||||
|
@ -200,7 +208,6 @@ void SceneDemo::createQuadVBO() {
|
|||
mVAOQuad.unbind();
|
||||
}
|
||||
|
||||
// TODO : Delete this
|
||||
void SceneDemo::drawTextureQuad() {
|
||||
|
||||
glViewport(mViewportX, mViewportY, mViewportWidth, mViewportHeight);
|
||||
|
|
|
@ -45,12 +45,20 @@ class SceneDemo : public Scene {
|
|||
/// Light 0
|
||||
openglframework::Light mLight0;
|
||||
|
||||
/// True if the shadow mapping is enabled
|
||||
bool mIsShadowMappingEnabled;
|
||||
|
||||
/// True if the shadows FBO, textures have been created
|
||||
bool mIsShadowMappingInitialized;
|
||||
|
||||
/// FBO for the shadow map
|
||||
openglframework::FrameBufferObject mFBOShadowMap;
|
||||
|
||||
/// Shadow map texture
|
||||
openglframework::Texture2D mShadowMapTexture;
|
||||
|
||||
static int shadowMapTextureLevel;
|
||||
|
||||
/// Shadow map bias matrix
|
||||
openglframework::Matrix4 mShadowMapBiasMatrix;
|
||||
|
||||
|
@ -99,8 +107,28 @@ class SceneDemo : public Scene {
|
|||
/// Render the scene in a single pass
|
||||
virtual void renderSinglePass(openglframework::Shader& shader,
|
||||
const openglframework::Matrix4& worldToCameraMatrix)=0;
|
||||
|
||||
/// Return true if the shadow mapping is enabled
|
||||
bool getIsShadowMappingEnabled() const;
|
||||
|
||||
/// Enabled/Disable the shadow mapping
|
||||
void setIsShadowMappingEnabled(bool isShadowMappingEnabled);
|
||||
};
|
||||
|
||||
// Return true if the shadow mapping is enabled
|
||||
inline bool SceneDemo::getIsShadowMappingEnabled() const {
|
||||
return mIsShadowMappingEnabled;
|
||||
}
|
||||
|
||||
// Enabled/Disable the shadow mapping
|
||||
inline void SceneDemo::setIsShadowMappingEnabled(bool isShadowMappingEnabled) {
|
||||
mIsShadowMappingEnabled = isShadowMappingEnabled;
|
||||
|
||||
if (mIsShadowMappingEnabled && !mIsShadowMappingInitialized) {
|
||||
createShadowMapFBOAndTexture();
|
||||
}
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
|
|
|
@ -276,10 +276,6 @@ void TestbedApplication::reshape() {
|
|||
// Resize the camera viewport
|
||||
mCurrentScene->reshape(width - LEFT_PANE_WIDTH, height - HEADER_HEIGHT);
|
||||
|
||||
// Resize the OpenGL viewport
|
||||
//glViewport(LEFT_PANE_WIDTH, HEADER_HEIGHT,
|
||||
// width - LEFT_PANE_WIDTH, height - HEADER_HEIGHT);
|
||||
|
||||
// Update the window size of the scene
|
||||
int windowWidth, windowHeight;
|
||||
glfwGetWindowSize(mWindow, &windowWidth, &windowHeight);
|
||||
|
|
Loading…
Reference in New Issue
Block a user