51 lines
1.6 KiB
C++
51 lines
1.6 KiB
C++
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#include "flame.hh"
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Flame::Flame(glm::vec3 position, glm::vec3 color, glm::vec3 size) :
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Entity(position, glm::vec3(0.0f, 0.0f, 0.0f)) {
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this->color = color;
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this->size = size;
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float flameData[6] = {};
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flameData[0] = position.x;
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flameData[1] = position.y;
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flameData[2] = position.z;
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flameData[3] = color.r;
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flameData[4] = color.g;
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flameData[5] = color.b;
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ab = SharedArrayBuffer(new ArrayBuffer());
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ab->defineAttribute("aPosition", GL_FLOAT, 3);
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ab->defineAttribute("aColor", GL_FLOAT, 3);
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vao = SharedVertexArrayObject(new VertexArrayObject());
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vao->setMode(GL_POINTS);
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vao->attachAllAttributes(ab);
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ab->setDataElements(1, flameData);
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}
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Flame::Flame() {
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}
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void Flame::render(SharedShaderProgram shader, glm::mat4 viewProjectionMatrix, float time,
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bool withColor) {
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glm::mat4 modelMatrix;
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if (!withColor) {
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modelMatrix = glm::scale<float>(size * glm::vec3(1.1f));
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}
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else {
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modelMatrix = glm::scale<float>(size);
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}
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glm::mat4 modelViewProjectionMatrix = viewProjectionMatrix * modelMatrix;
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shader->setUniform("modelViewProjectionMatrix", modelViewProjectionMatrix);
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shader->setUniform("viewProjectionMatrix", viewProjectionMatrix);
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shader->setUniform("withColor", withColor);
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shader->setUniform("time", time);
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shader->setUniform("bottom", true);
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shader->setUniform("left", true);
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vao->render();
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shader->setUniform("left", false);
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vao->render();
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shader->setUniform("bottom", false);
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shader->setUniform("left", true);
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vao->render();
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shader->setUniform("left", false);
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vao->render();
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}
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