68 lines
1.7 KiB
C++
68 lines
1.7 KiB
C++
#include "WireCube.h"
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void WireCube::setup()
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{
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_cube_vertices =
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{ { -1.0, -1.0, 1.0}, { 1.0, -1.0, 1.0}, { 1.0, 1.0, 1.0},
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{ -1.0, 1.0, 1.0}, { 1.0, 1.0, 1.0}, { -1.0, -1.0, 1.0},
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{ -1.0, -1.0, -1.0}, { 1.0, -1.0, -1.0}, { 1.0, 1.0, -1.0},
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{ -1.0, 1.0, -1.0}, { 1.0, 1.0, -1.0}, { -1.0, -1.0, -1.0},
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{ -1.0, 1.0, -1.0}, { 1.0, 1.0, -1.0}, { 1.0, 1.0, 1.0},
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{ -1.0, 1.0, 1.0}, { -1.0, 1.0, -1.0}, { 1.0, 1.0, -1.0},
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{ -1.0, -1.0, -1.0}, { 1.0, -1.0, -1.0}, { 1.0, -1.0, 1.0},
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{ -1.0, -1.0, 1.0}, { -1.0, -1.0, -1.0}, { 1.0, -1.0, -1.0},
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{ -1.0, -1.0, -1.0}, { -1.0, -1.0, 1.0}, { -1.0, 1.0, 1.0},
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{ -1.0, 1.0, -1.0}, { -1.0, -1.0, -1.0}, { -1.0, -1.0, 1.0},
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{ 1.0, -1.0, -1.0}, { 1.0, -1.0, 1.0}, { 1.0, 1.0, 1.0},
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{ 1.0, 1.0, -1.0}, { 1.0, -1.0, -1.0}, { 1.0, -1.0, 1.0}};
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glGenVertexArrays(1, &_vaoHandle);
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glBindVertexArray(_vaoHandle);
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glGenBuffers(1, &_vbo_vertices);
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glBindBuffer(GL_ARRAY_BUFFER, _vbo_vertices);
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glBufferData(GL_ARRAY_BUFFER, sizeof(GLfloat) * _cube_vertices.size() * 3, _cube_vertices.data(), GL_STATIC_DRAW);
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glVertexAttribPointer(
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0, //attr number = 0
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3,
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GL_FLOAT,
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GL_FALSE,
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0,
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(void*)0);
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glEnableVertexAttribArray(0); //attr number = 0
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}
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WireCube::WireCube()
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{
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setup();
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}
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void WireCube::draw(ShaderProgram * shader, glm::mat4x4 pv)
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{
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_model.glPushMatrix();
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effectTransformations();
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glm::mat4 mvpMatrix = pv * _model.getMatrix();
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glUniformMatrix4fv(shader->uniform("mvp"), 1, GL_FALSE, glm::value_ptr(mvpMatrix));
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glLineWidth(2);
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glBindVertexArray(_vaoHandle);
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for (int i = 0; i < _cube_vertices.size() * 3; i += 3)
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glDrawArrays(GL_LINE_LOOP, i, 3);
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_model.glPopMatrix();
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}
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DrawableType WireCube::getType()
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{
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return DrawableType::WIRE_CUBE;
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}
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WireCube::~WireCube()
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{
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}
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