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Implementation of Mesh Primitive Node to draw geometries (replace OBJ).

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brunoherbelin
2020-04-12 23:10:29 +02:00
parent bf953b328a
commit df6e2bbe63
18 changed files with 555 additions and 199 deletions
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25
Scene.cpp
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@@ -63,10 +63,10 @@ Primitive::~Primitive()
{
deleteGLBuffers_();
points_.clear();
colors_.clear();
texCoords_.clear();
indices_.clear();
// points_.clear();
// colors_.clear();
// texCoords_.clear();
// indices_.clear();
}
@@ -115,9 +115,16 @@ void Primitive::init()
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindVertexArray(0);
// drawing indications
drawCount_ = indices_.size();
// delete temporary buffers
if ( arrayBuffer_ ) glDeleteBuffers ( 1, &arrayBuffer_);
if ( elementBuffer_ ) glDeleteBuffers ( 1, &elementBuffer_);
if ( elementBuffer_ ) glDeleteBuffers ( 1, &elementBuffer_);
points_.clear();
colors_.clear();
texCoords_.clear();
indices_.clear();
Node::init();
}
@@ -139,9 +146,11 @@ void Primitive::draw(glm::mat4 modelview, glm::mat4 projection)
//
// draw vertex array object
//
glBindVertexArray( vao_ );
glDrawElements( drawingPrimitive_, indices_.size(), GL_UNSIGNED_INT, 0 );
glBindVertexArray(0);
if (drawMode_) {
glBindVertexArray( vao_ );
glDrawElements( drawMode_, drawCount_, GL_UNSIGNED_INT, 0 );
glBindVertexArray(0);
}
}
}