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authorsanine-a <sanine.not@pm.me>2020-10-18 12:10:48 -0500
committersanine-a <sanine.not@pm.me>2020-10-18 12:10:48 -0500
commit225167461d754b476b4fcc7726c492cc972ca654 (patch)
treed0a8060fe28a94b6fb24c002aa9744706e496b18 /src/mesh.c
parent1bc1f216e5682cd7918240f37f3709b642e08e2b (diff)
clear out old files, add basic scripting
Diffstat (limited to 'src/mesh.c')
-rw-r--r--src/mesh.c86
1 files changed, 0 insertions, 86 deletions
diff --git a/src/mesh.c b/src/mesh.c
deleted file mode 100644
index f92393c..0000000
--- a/src/mesh.c
+++ /dev/null
@@ -1,86 +0,0 @@
-#include "include/mesh.h"
-
-honey_result honey_mesh_new(honey_mesh* mesh,
- float* vertices,
- unsigned int n_vertices,
- unsigned int n_attributes,
- unsigned int* attribute_sizes,
- unsigned int* indices,
- unsigned int n_indices) {
- if (vertices == NULL || n_vertices == 0) {
- return HONEY_MESH_BAD_VERTEX_DATA;
- }
- if (indices == NULL || n_indices == 0) {
- return HONEY_MESH_BAD_INDEX_DATA;
- }
-
- unsigned int vertex_size = 0;
- for (int i=0; i<n_attributes; i++) {
- vertex_size += attribute_sizes[i];
- }
-
- (*mesh).vertices = malloc(vertex_size*n_vertices * sizeof(float));
- if ((*mesh).vertices == NULL) {
- return HONEY_MEMORY_ALLOCATION_ERROR;
- }
- memcpy((*mesh).vertices, vertices, vertex_size*n_vertices*sizeof(float));
-
- (*mesh).indices = malloc(n_indices * sizeof(unsigned int));
- if ((*mesh).indices == NULL) {
- return HONEY_MEMORY_ALLOCATION_ERROR;
- }
- memcpy((*mesh).indices, indices, n_indices * sizeof(unsigned int));
-
- (*mesh).n_vertices = n_vertices;
- (*mesh).n_indices = n_indices;
-
- glGenVertexArrays(1, &((*mesh).vertex_array));
- glGenBuffers(1, &((*mesh).vertex_buffer));
- glGenBuffers(1, &((*mesh).element_buffer));
-
- glBindVertexArray((*mesh).vertex_array);
-
- glBindBuffer(GL_ARRAY_BUFFER, (*mesh).vertex_buffer);
- glBufferData(GL_ARRAY_BUFFER, vertex_size*n_vertices*sizeof(float), (*mesh).vertices, GL_STATIC_DRAW);
-
- glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, (*mesh).element_buffer);
- glBufferData(GL_ELEMENT_ARRAY_BUFFER, n_indices * sizeof(unsigned int), (*mesh).indices, GL_STATIC_DRAW);
-
- /* set up vertex attributes */
- unsigned int offset = 0;
- for (int i=0; i<n_attributes; i++) {
- glEnableVertexAttribArray(i);
- glVertexAttribPointer(i,
- attribute_sizes[i],
- GL_FLOAT,
- GL_FALSE,
- vertex_size*sizeof(float),
- (void*) (offset*sizeof(float)));
- offset += attribute_sizes[i];
- }
-
- glBindVertexArray(0);
-
- return HONEY_OK;
-}
-
-/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */
-
-void honey_mesh_draw(honey_mesh mesh, honey_shader shader) {
- honey_shader_use(shader);
-
- glBindVertexArray(mesh.vertex_array);
- glDrawElements(GL_TRIANGLES, mesh.n_indices, GL_UNSIGNED_INT, 0);
- glBindVertexArray(0);
-}
-
-/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */
-
-void honey_mesh_delete(honey_mesh mesh) {
- free(mesh.vertices);
- free(mesh.indices);
-
- glDeleteVertexArrays(1, &(mesh.vertex_array));
- glDeleteBuffers(1, &(mesh.vertex_buffer));
- glDeleteBuffers(1, &(mesh.element_buffer));
-}