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Merge pull request #969 from MihailRis/add-normal-to-rect-in-vcm

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Add normal to 'rect' and 'tri' primitives in vcm
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MihailRis 2026-09-06 20:09:55 +03:00 • committed by GitHub
commit c61b13cb63
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3 changed files with 25 additions and 11 deletions
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14
src/coders/vcm.cpp
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@ -192,7 +192,12 @@ static void perform_rect(const xmlelement& root, ModelBuilder& builder) {
}
std::string texture = root.attr("texture", "$0").getText();
auto normal = glm::cross(glm::normalize(right), glm::normalize(up));
glm::vec3 normal;
if (root.has("normal")) {
normal = root.attr("normal").asVec3();
} else {
normal = glm::cross(glm::normalize(right), glm::normalize(up));
}
builder.addRect(
texture,
shading,
@ -218,7 +223,12 @@ static void perform_triangle(const xmlelement& root, ModelBuilder& builder) {
glm::vec3 ba = pointB - pointA;
glm::vec3 ca = pointC - pointA;
glm::vec3 normal = glm::normalize(glm::cross(ba, ca));
glm::vec3 normal;
if (root.has("normal")) {
normal = root.attr("normal").asVec3();
} else {
normal = glm::normalize(glm::cross(ba, ca));
}
if (root.has("uv")) {
root.attr("uv").asNumbers(glm::value_ptr(uvs[0]), 6);