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Commit 44fe92ca authored by patrikhuber's avatar patrikhuber
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Removed cv:: qualifier from most local variables

parent 4c088cce
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Showing with 23 additions and 22 deletions
include/eos/render/texture_extraction.hpp
View file @ 44fe92ca
......@@ -90,8 +90,9 @@ enum class TextureInterpolation {
inline cv::Mat extract_texture(Mesh mesh, cv::Mat mvp_matrix, int viewport_width, int viewport_height, cv::Mat image, cv::Mat depth_buffer, TextureInterpolation mapping_type)
{
using cv::Mat;
using cv::Vec4f;
using cv::Vec2f;
using cv::Vec3f;
using cv::Vec4f;
using std::min;
using std::max;
using std::floor;
......@@ -185,16 +186,16 @@ inline cv::Mat extract_texture(Mesh mesh, cv::Mat mvp_matrix, int viewport_width
cv::Point2f src_tri[3];
cv::Point2f dst_tri[3];
cv::Vec4f vec(mesh.vertices[triangle_indices[0]][0], mesh.vertices[triangle_indices[0]][1], mesh.vertices[triangle_indices[0]][2], 1.0f);
cv::Vec4f res = Mat(mvp_matrix * Mat(vec));
Vec4f vec(mesh.vertices[triangle_indices[0]][0], mesh.vertices[triangle_indices[0]][1], mesh.vertices[triangle_indices[0]][2], 1.0f);
Vec4f res = Mat(affine_camera_matrix * Mat(vec));
src_tri[0] = Vec2f(res[0], res[1]);
vec = cv::Vec4f(mesh.vertices[triangle_indices[1]][0], mesh.vertices[triangle_indices[1]][1], mesh.vertices[triangle_indices[1]][2], 1.0f);
res = Mat(mvp_matrix * Mat(vec));
vec = Vec4f(mesh.vertices[triangle_indices[1]][0], mesh.vertices[triangle_indices[1]][1], mesh.vertices[triangle_indices[1]][2], 1.0f);
res = Mat(affine_camera_matrix * Mat(vec));
src_tri[1] = Vec2f(res[0], res[1]);
vec = cv::Vec4f(mesh.vertices[triangle_indices[2]][0], mesh.vertices[triangle_indices[2]][1], mesh.vertices[triangle_indices[2]][2], 1.0f);
res = Mat(mvp_matrix * Mat(vec));
vec = Vec4f(mesh.vertices[triangle_indices[2]][0], mesh.vertices[triangle_indices[2]][1], mesh.vertices[triangle_indices[2]][2], 1.0f);
res = Mat(affine_camera_matrix * Mat(vec));
src_tri[2] = Vec2f(res[0], res[1]);
dst_tri[0] = cv::Point2f(texture_map.cols*mesh.texcoords[triangle_indices[0]][0], texture_map.rows*mesh.texcoords[triangle_indices[0]][1] - 1.0f);
......@@ -202,7 +203,7 @@ inline cv::Mat extract_texture(Mesh mesh, cv::Mat mvp_matrix, int viewport_width
dst_tri[2] = cv::Point2f(texture_map.cols*mesh.texcoords[triangle_indices[2]][0], texture_map.rows*mesh.texcoords[triangle_indices[2]][1] - 1.0f);
// Get the inverse Affine Transform from original image: from dst to src
cv::Mat warp_mat_org_inv = cv::getAffineTransform(dst_tri, src_tri);
Mat warp_mat_org_inv = cv::getAffineTransform(dst_tri, src_tri);
warp_mat_org_inv.convertTo(warp_mat_org_inv, CV_32FC1);
// We now loop over all pixels in the triangle and select, depending on the mapping type, the corresponding texel(s) in the source image
......@@ -212,15 +213,15 @@ inline cv::Mat extract_texture(Mesh mesh, cv::Mat mvp_matrix, int viewport_width
if (mapping_type == TextureInterpolation::Area){
//calculate positions of 4 corners of pixel in image (src)
cv::Vec3f homogenous_dst_upper_left = cv::Vec3f(x - 0.5, y - 0.5, 1.f);
cv::Vec3f homogenous_dst_upper_right = cv::Vec3f(x + 0.5, y - 0.5, 1.f);
cv::Vec3f homogenous_dst_lower_left = cv::Vec3f(x - 0.5, y + 0.5, 1.f);
cv::Vec3f homogenous_dst_lower_right = cv::Vec3f(x + 0.5, y + 0.5, 1.f);
Vec3f homogenous_dst_upper_left = Vec3f(x - 0.5, y - 0.5, 1.f);
Vec3f homogenous_dst_upper_right = Vec3f(x + 0.5, y - 0.5, 1.f);
Vec3f homogenous_dst_lower_left = Vec3f(x - 0.5, y + 0.5, 1.f);
Vec3f homogenous_dst_lower_right = Vec3f(x + 0.5, y + 0.5, 1.f);
cv::Vec2f src_texel_upper_left = Mat(warp_mat_org_inv * Mat(homogenous_dst_upper_left));
cv::Vec2f src_texel_upper_right = Mat(warp_mat_org_inv * Mat(homogenous_dst_upper_right));
cv::Vec2f src_texel_lower_left = Mat(warp_mat_org_inv * Mat(homogenous_dst_lower_left));
cv::Vec2f src_texel_lower_right = Mat(warp_mat_org_inv * Mat(homogenous_dst_lower_right));
Vec2f src_texel_upper_left = Mat(warp_mat_org_inv * Mat(homogenous_dst_upper_left));
Vec2f src_texel_upper_right = Mat(warp_mat_org_inv * Mat(homogenous_dst_upper_right));
Vec2f src_texel_lower_left = Mat(warp_mat_org_inv * Mat(homogenous_dst_lower_left));
Vec2f src_texel_lower_right = Mat(warp_mat_org_inv * Mat(homogenous_dst_lower_right));
float min_a = min(min(src_texel_upper_left[0], src_texel_upper_right[0]), min(src_texel_lower_left[0], src_texel_lower_right[0]));
float max_a = max(max(src_texel_upper_left[0], src_texel_upper_right[0]), max(src_texel_lower_left[0], src_texel_lower_right[0]));
......@@ -246,8 +247,8 @@ inline cv::Mat extract_texture(Mesh mesh, cv::Mat mvp_matrix, int viewport_width
color = color / num_texels;
else{ //if no corresponding texel found, nearest neighbor interpolation
//calculate corrresponding position of dst_coord pixel center in image (src)
cv::Vec3f homogenous_dst_coord = cv::Vec3f(x, y, 1.f);
cv::Vec2f src_texel = Mat(warp_mat_org_inv * Mat(homogenous_dst_coord));
Vec3f homogenous_dst_coord = Vec3f(x, y, 1.f);
Vec2f src_texel = Mat(warp_mat_org_inv * Mat(homogenous_dst_coord));
if ((cvRound(src_texel[1]) < image.rows) && cvRound(src_texel[0]) < image.cols) {
color = image.at<cv::Vec3b>(cvRound(src_texel[1]), cvRound(src_texel[0]));
......@@ -258,8 +259,8 @@ inline cv::Mat extract_texture(Mesh mesh, cv::Mat mvp_matrix, int viewport_width
else if (mapping_type == TextureInterpolation::Bilinear){
//calculate corrresponding position of dst_coord pixel center in image (src)
cv::Vec3f homogenous_dst_coord = cv::Vec3f(x, y, 1.f);
cv::Vec2f src_texel = Mat(warp_mat_org_inv * Mat(homogenous_dst_coord));
Vec3f homogenous_dst_coord = Vec3f(x, y, 1.f);
Vec2f src_texel = Mat(warp_mat_org_inv * Mat(homogenous_dst_coord));
//calculate distances to next 4 pixels
float distance_upper_left = sqrt(powf(src_texel[0] - floor(src_texel[0]), 2) + powf(src_texel[1] - floor(src_texel[1]), 2));
......@@ -287,8 +288,8 @@ inline cv::Mat extract_texture(Mesh mesh, cv::Mat mvp_matrix, int viewport_width
else if (mapping_type == TextureInterpolation::NearestNeighbour){
//calculate corrresponding position of dst_coord pixel center in image (src)
cv::Vec3f homogenous_dst_coord = cv::Vec3f(x, y, 1.f);
cv::Vec2f src_texel = Mat(warp_mat_org_inv * Mat(homogenous_dst_coord));
Vec3f homogenous_dst_coord = Vec3f(x, y, 1.f);
Vec2f src_texel = Mat(warp_mat_org_inv * Mat(homogenous_dst_coord));
if ((cvRound(src_texel[1]) < image.rows) && (cvRound(src_texel[0]) < image.cols))
texture_map.at<cv::Vec3b>(y, x) = image.at<cv::Vec3b>(cvRound(src_texel[1]), cvRound(src_texel[0]));
......
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