diff --git a/src/models.c b/src/models.c index bb2d56c2..6d72d1e3 100644 --- a/src/models.c +++ b/src/models.c @@ -553,7 +553,7 @@ Model LoadModel(const char *fileName) if (model.mesh.vertexCount == 0) TraceLog(WARNING, "Model could not be loaded"); else { - rlglLoadMesh(&model.mesh); // Upload vertex data to GPU + rlglLoadMesh(&model.mesh, false); // Upload vertex data to GPU (static model) model.transform = MatrixIdentity(); model.material = LoadDefaultMaterial(); @@ -563,13 +563,13 @@ Model LoadModel(const char *fileName) } // Load a 3d model (from vertex data) -Model LoadModelEx(Mesh data) +Model LoadModelEx(Mesh data, bool dynamic) { Model model = { 0 }; model.mesh = data; - rlglLoadMesh(&model.mesh); // Upload vertex data to GPU + rlglLoadMesh(&model.mesh, dynamic); // Upload vertex data to GPU model.transform = MatrixIdentity(); model.material = LoadDefaultMaterial(); @@ -668,7 +668,7 @@ Model LoadHeightmap(Image heightmap, Vector3 size) model.mesh = GenMeshHeightmap(heightmap, size); - rlglLoadMesh(&model.mesh); + rlglLoadMesh(&model.mesh, false); // Upload vertex data to GPU (static model) model.transform = MatrixIdentity(); model.material = LoadDefaultMaterial(); @@ -683,7 +683,7 @@ Model LoadCubicmap(Image cubicmap) model.mesh = GenMeshCubicmap(cubicmap, (Vector3){ 1.0, 1.0, 1.5f }); - rlglLoadMesh(&model.mesh); + rlglLoadMesh(&model.mesh, false); // Upload vertex data to GPU (static model) model.transform = MatrixIdentity(); model.material = LoadDefaultMaterial(); diff --git a/src/raylib.h b/src/raylib.h index 986dc7bf..8a46ec35 100644 --- a/src/raylib.h +++ b/src/raylib.h @@ -803,7 +803,7 @@ void DrawGizmo(Vector3 position); // Model 3d Loading and Drawing Functions (Module: models) //------------------------------------------------------------------------------------ Model LoadModel(const char *fileName); // Load a 3d model (.OBJ) -Model LoadModelEx(Mesh data); // Load a 3d model (from mesh data) +Model LoadModelEx(Mesh data, bool dynamic); // Load a 3d model (from mesh data) Model LoadModelFromRES(const char *rresName, int resId); // Load a 3d model from rRES file (raylib Resource) Model LoadHeightmap(Image heightmap, Vector3 size); // Load a heightmap image as a 3d model Model LoadCubicmap(Image cubicmap); // Load a map image as a 3d model (cubes based) diff --git a/src/rlgl.c b/src/rlgl.c index 888a9313..cc2b8942 100644 --- a/src/rlgl.c +++ b/src/rlgl.c @@ -1500,7 +1500,7 @@ void rlglGenerateMipmaps(Texture2D texture) } // Upload vertex data into a VAO (if supported) and VBO -void rlglLoadMesh(Mesh *mesh) +void rlglLoadMesh(Mesh *mesh, bool dynamic) { mesh->vaoId = 0; // Vertex Array Object mesh->vboId[0] = 0; // Vertex positions VBO @@ -1510,6 +1510,9 @@ void rlglLoadMesh(Mesh *mesh) mesh->vboId[4] = 0; // Vertex tangents VBO mesh->vboId[5] = 0; // Vertex texcoords2 VBO mesh->vboId[6] = 0; // Vertex indices VBO + + int drawHint = GL_STATIC_DRAW; + if (dynamic) drawHint = GL_DYNAMIC_DRAW; #if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2) GLuint vaoId = 0; // Vertex Array Objects (VAO) @@ -1527,14 +1530,14 @@ void rlglLoadMesh(Mesh *mesh) // Enable vertex attributes: position (shader-location = 0) glGenBuffers(1, &vboId[0]); glBindBuffer(GL_ARRAY_BUFFER, vboId[0]); - glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*mesh->vertexCount, mesh->vertices, GL_STATIC_DRAW); + glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*mesh->vertexCount, mesh->vertices, drawHint); glVertexAttribPointer(0, 3, GL_FLOAT, 0, 0, 0); glEnableVertexAttribArray(0); // Enable vertex attributes: texcoords (shader-location = 1) glGenBuffers(1, &vboId[1]); glBindBuffer(GL_ARRAY_BUFFER, vboId[1]); - glBufferData(GL_ARRAY_BUFFER, sizeof(float)*2*mesh->vertexCount, mesh->texcoords, GL_STATIC_DRAW); + glBufferData(GL_ARRAY_BUFFER, sizeof(float)*2*mesh->vertexCount, mesh->texcoords, drawHint); glVertexAttribPointer(1, 2, GL_FLOAT, 0, 0, 0); glEnableVertexAttribArray(1); @@ -1543,7 +1546,7 @@ void rlglLoadMesh(Mesh *mesh) { glGenBuffers(1, &vboId[2]); glBindBuffer(GL_ARRAY_BUFFER, vboId[2]); - glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*mesh->vertexCount, mesh->normals, GL_STATIC_DRAW); + glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*mesh->vertexCount, mesh->normals, drawHint); glVertexAttribPointer(2, 3, GL_FLOAT, 0, 0, 0); glEnableVertexAttribArray(2); } @@ -1559,7 +1562,7 @@ void rlglLoadMesh(Mesh *mesh) { glGenBuffers(1, &vboId[3]); glBindBuffer(GL_ARRAY_BUFFER, vboId[3]); - glBufferData(GL_ARRAY_BUFFER, sizeof(unsigned char)*4*mesh->vertexCount, mesh->colors, GL_STATIC_DRAW); + glBufferData(GL_ARRAY_BUFFER, sizeof(unsigned char)*4*mesh->vertexCount, mesh->colors, drawHint); glVertexAttribPointer(3, 4, GL_UNSIGNED_BYTE, GL_TRUE, 0, 0); glEnableVertexAttribArray(3); } @@ -1575,7 +1578,7 @@ void rlglLoadMesh(Mesh *mesh) { glGenBuffers(1, &vboId[4]); glBindBuffer(GL_ARRAY_BUFFER, vboId[4]); - glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*mesh->vertexCount, mesh->tangents, GL_STATIC_DRAW); + glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*mesh->vertexCount, mesh->tangents, drawHint); glVertexAttribPointer(4, 3, GL_FLOAT, 0, 0, 0); glEnableVertexAttribArray(4); } @@ -1591,7 +1594,7 @@ void rlglLoadMesh(Mesh *mesh) { glGenBuffers(1, &vboId[5]); glBindBuffer(GL_ARRAY_BUFFER, vboId[5]); - glBufferData(GL_ARRAY_BUFFER, sizeof(float)*2*mesh->vertexCount, mesh->texcoords2, GL_STATIC_DRAW); + glBufferData(GL_ARRAY_BUFFER, sizeof(float)*2*mesh->vertexCount, mesh->texcoords2, drawHint); glVertexAttribPointer(5, 2, GL_FLOAT, 0, 0, 0); glEnableVertexAttribArray(5); } diff --git a/src/rlgl.h b/src/rlgl.h index a33e3a0a..a557ffa2 100644 --- a/src/rlgl.h +++ b/src/rlgl.h @@ -280,7 +280,7 @@ RenderTexture2D rlglLoadRenderTexture(int width, int height); // Load a textur void rlglUpdateTexture(unsigned int id, int width, int height, int format, void *data); // Update GPU texture with new data void rlglGenerateMipmaps(Texture2D texture); // Generate mipmap data for selected texture -void rlglLoadMesh(Mesh *mesh); // Upload vertex data into GPU and provided VAO/VBO ids +void rlglLoadMesh(Mesh *mesh, bool dynamic); // Upload vertex data into GPU and provided VAO/VBO ids void rlglUpdateMesh(Mesh mesh, int buffer, int numVertex); // Update vertex data on GPU (upload new data to one buffer) void rlglDrawMesh(Mesh mesh, Material material, Matrix transform); // Draw a 3d mesh with material and transform void rlglUnloadMesh(Mesh *mesh); // Unload mesh data from CPU and GPU