egutierrez
c5dc63699a
mesh_gpu_upload sube positions+normals interleaved (stride 6 floats, location 0=a_pos, location 1=a_normal) + EBO uint32. mesh_gpu_destroy libera todo. GL_STATIC_DRAW (mesh inmutable post-upload). issue 0029
26 lines
721 B
C++
26 lines
721 B
C++
#pragma once
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#include "gfx/gl_loader.h"
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#include "gfx/mesh_obj_load.h"
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namespace fn::gfx {
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// VAO + VBO interleaved (pos.xyz, nrm.xyz) + EBO. ok() despues de upload.
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struct MeshGpu {
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GLuint vao = 0;
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GLuint vbo = 0;
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GLuint ebo = 0;
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int index_count = 0;
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bool ok() const { return vao != 0 && index_count > 0; }
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};
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// Sube un Mesh CPU al GPU. Requiere contexto GL activo.
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// Si Mesh esta vacio o no es valido, devuelve MeshGpu{} (ok() == false).
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// Layout: location 0 = vec3 a_pos, location 1 = vec3 a_normal.
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MeshGpu mesh_gpu_upload(const Mesh& mesh);
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// Libera los recursos GL. Seguro con mesh_gpu vacio.
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void mesh_gpu_destroy(MeshGpu& mesh_gpu);
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} // namespace fn::gfx
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