Send our transformation to the currently bound shader, GLuint MatrixID = glGetUniformLocation(programID, 'MVP') Glm::mat4 MVP = Projection * View * Model * transformMatrix //matrix multiplication is the other way around Our ModelViewProjection : multiplication of our 3 matrices Glm::mat4 Model = glm::mat4(1.0f) // Changes for each model ! Model matrix : an identity matrix (model will be at the origin) UpVector // Head is up (set to 0,-1,0 to look upside-down) Glm::mat4 Projection = glm::perspective(FoV, 3.0f / 3.0f, 0.001f, 100.0f) // ratio needs to change here when the screen size/ratio changesĬameraPosition, // Camera is at (4,3,3), in World Space discard the specular highlight if the light's behind the vertex

In vec3 fragmentColor // Interpolated values from the vertex shadersįloat Ks = pow(max(dot(N, H), 0.0), Shininess)

Uniform vec4 AmbientProduct, DiffuseProduct, SpecularProduct per-fragment interpolated values from the vertex shader fragmentColor = vertexColor // take out at some point The color of each vertex will be interpolated

Vec4 v = vec4(Position,1) // Transform in homoneneous 4D vector Output position of the vertex, in clip space : MVP * position output values that will be interpretated per-fragment Out vec3 fragmentColor // Output data will be interpolated for each fragment. Layout(location = 1) in vec3 vertexColor

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