Compares the output of mesh_renderer with an image on disk. The comparison is soft: the images are considered identical if at most max_outlie

Expects that a pixel is covered by verifying that its barycentric coordinates sum to one.

Expects that a pixel is covered by verifying that its barycentric coordinates sum to one.

Takes the maximum of a, b, and c, rounds up, and converts to an integer in the range [low, high].

Takes the minimum of a, b, and c, rounds down, and converts to an integer in the range [low, high].

Expects that the sum of barycentric weights at a pixel is close to a given value.

Expects that the sum of barycentric weights at a pixel is close to a given value.

Rasterizes the input mesh expressed in clip-space (xyzw) coordinates. Interpolates vertex attributes using perspective-correct interpolation and

Directly renders a rasterized triangle's barycentric coordinates. Tests only the kernel (rasterize_triangles_module). Args:

Applies batched 4x4 homogenous matrix transformations to 3-D vertices. The vertices are input and output as as row-major, but are interpreted as

Computes the edge functions from M^-1 as described by Olano and Greer, "Triangle Scan Conversion using 2D Homogeneous Coordinates." This function com

Computes a 3x3 matrix inverse without dividing by the determinant. Instead, makes an unnormalized matrix inverse with the correct sign by flipping the

Determines whether the point p lies inside a front-facing triangle. Counts pixels exactly on an edge as inside the triangle, as long as the triangle i

Compares two Jacobian matrices, allowing for some fraction of outliers. Args: theoretical: 2D numpy array containing a Jacobian matrix wi

Expects that a pixel is not covered by verifying that its barycentric coordinates sum to zero.

Expects that a pixel is not covered by verifying that its barycentric coordinates sum to zero.

Computes camera viewing matrices. Functionality mimes gluLookAt (third_party/GL/glu/include/GLU/glu.h). Args: eye: 2-D float32 tenso

Transform the homogeneous coords of vertices to the image space

Computes perspective transformation matrices. Functionality mimes gluPerspective (third_party/GL/glu/include/GLU/glu.h). Args: aspec

Computes pixelwise lighting from rasterized buffers with the Phong model. Args: normals: a 4D float32 tensor with shape [batch_size, imag

Computes a XYZ Tait-Bryan (improper Euler angle) rotation. Returns 4x4 matrices for convenient multiplication with other transformations. Ar

Rasterizes the single input mesh expressed in clip-space (xyzw) coordinates. Args: vertices: 2-D float32 tensor of homogenous ver

Renders an input scene using phong shading, and returns an output image. Args: vertices: 3-D float32 tensor with shape [batch_size, verte

Rasterizes a mesh and computes interpolated vertex attributes. Applies projection matrices and then calls rasterize_clip_space(). Args:

Renders a simple cube in two viewpoints to test the python wrapper.

Vertex values were obtained by dumping the clip-space vertex values from the test_renderSimpleCube test in RenderTest.

Vertex values were obtained by dumping the clip-space vertex values from the test_renderSimpleCube test in RenderTest.

Tests specular highlights, colors, and multiple lights per image.

Verifies that the pixels along image edges are correct covered.

Verifies that the pixels along image edges are correct covered.

Verifies the Jacobian matrix for the entire renderer. This ensures correct gradients are propagated backwards through the entire proc

Isolates and verifies the Jacobian matrix for the custom kernel.

Verifies that the pixels along image edges are correct covered.

Verifies that the pixels along image edges are correct covered.

Renders a simple cube to test the full forward pass. Verifies the functionality of both the custom kernel and the python wrapper.

Verifies the Jacobian matrix for a single pixel. The pixel is in the center of a triangle facing the camera. This makes it easy to ch

Optimize a simple cube's rotation using pixel loss. The rotation is represented as static-basis euler angles. This test checks that t

Applies gamma correction to the input image. Tone maps the input image batch in order to make scenes with a high dynamic range viewable. The