From fa8fa6784559ed0fc8d780e36880273f77e272c4 Mon Sep 17 00:00:00 2001
From: Freya Murphy <freya@freyacat.org>
Date: Thu, 11 Dec 2025 10:49:50 -0500
Subject: i did a lot

---
 src/mesh.c | 44 +++++++++++++++++++++++++++++++-------------
 1 file changed, 31 insertions(+), 13 deletions(-)

(limited to 'src/mesh.c')

diff --git a/src/mesh.c b/src/mesh.c
index 8ee5ace..2ffe61b 100644
--- a/src/mesh.c
+++ b/src/mesh.c
@@ -1,8 +1,8 @@
 #include <GL/glew.h>
 
-#include "mesh.h"
+#include "gl.h"
 
-void mesh_init(Mesh *mesh, int vertex_count)
+void mesh_init(Mesh *mesh, u32 vertex_count)
 {
 	glGenVertexArrays(1, &mesh->vao);
 	mesh->vbos_count = 0;
@@ -10,7 +10,7 @@ void mesh_init(Mesh *mesh, int vertex_count)
 	glBindVertexArray(mesh->vao);
 }
 
-static void mesh_store(Mesh *mesh, void *data, int len, int dimensions, GLenum type)
+static void mesh_store(Mesh *mesh, void *data, u32 len, u32 dimensions, GLenum type)
 {
 	GLuint vbo;
 	GLint index = mesh->vbos_count;
@@ -25,24 +25,24 @@ static void mesh_store(Mesh *mesh, void *data, int len, int dimensions, GLenum t
 	mesh->vbos[mesh->vbos_count++] = vbo;
 }
 
-void mesh_storef(Mesh *mesh, float *data, int count, int dimensions)
+void mesh_store_float(Mesh *mesh, float *data, u32 count, u32 dimensions)
 {
 	mesh_store(mesh, data, count * sizeof(float), dimensions, GL_FLOAT);
 }
 
-void mesh_storei(Mesh *mesh, int *data, int count, int dimensions)
+void mesh_store_i32(Mesh *mesh, i32 *data, u32 count, u32 dimensions)
 {
-	mesh_store(mesh, data, count * sizeof(int), dimensions, GL_INT);
+	mesh_store(mesh, data, count * sizeof(i32), dimensions, GL_INT);
 }
 
-void mesh_storeu(Mesh *mesh, unsigned int *data, int count, int dimensions)
+void mesh_store_u8(Mesh *mesh, u8 *data, u32 count, u32 dimensions)
 {
-	mesh_store(mesh, data, count * sizeof(unsigned int), dimensions, GL_UNSIGNED_INT);
+	mesh_store(mesh, data, count * sizeof(u8), dimensions, GL_UNSIGNED_BYTE);
 }
 
-void mesh_storeb(Mesh *mesh, unsigned char *data, int count, int dimensions)
+void mesh_store_u32(Mesh *mesh, u32 *data, u32 count, u32 dimensions)
 {
-	mesh_store(mesh, data, count * sizeof(unsigned char), dimensions, GL_UNSIGNED_BYTE);
+	mesh_store(mesh, data, count * sizeof(u32), dimensions, GL_UNSIGNED_INT);
 }
 
 void mesh_finish(void)
@@ -69,7 +69,7 @@ void mesh_draw(Mesh *mesh)
 	glDrawArrays(GL_TRIANGLES, 0, mesh->vertex_count);
 }
 
-void mesh_draw_instanced(Mesh *mesh, int count)
+void mesh_draw_instanced(Mesh *mesh, u32 count)
 {
 	glDrawArraysInstanced(GL_TRIANGLES, 0, mesh->vertex_count, count);
 }
@@ -80,14 +80,32 @@ void mesh_free(Mesh *mesh)
 	glDeleteVertexArrays(1, &mesh->vao);
 }
 
-void uniform_init(Uniform *uniform, void *data, int len)
+void uniform_init(Uniform *uniform, u32 len)
 {
+	uniform->len = len;
 	glGenBuffers(1, &uniform->id);
 	glBindBuffer(GL_UNIFORM_BUFFER, uniform->id);
-	glBufferData(GL_UNIFORM_BUFFER, len, data, GL_STATIC_DRAW);
+	glBufferData(GL_UNIFORM_BUFFER, len, NULL, GL_DYNAMIC_DRAW);
 	glBindBuffer(GL_UNIFORM_BUFFER, 0);
 }
 
+void uniform_store(Uniform *uniform, u32 offset, u32 len, void *data)
+{
+	glBindBuffer(GL_UNIFORM_BUFFER, uniform->id);
+	glBufferSubData(GL_UNIFORM_BUFFER, offset, len, data);
+	glBindBuffer(GL_UNIFORM_BUFFER, 0);
+}
+
+void uniform_bind(Uniform *uniform, u32 binding)
+{
+	glBindBufferBase(GL_UNIFORM_BUFFER, binding, uniform->id);
+}
+
+void uniform_unbind(u32 binding)
+{
+	glBindBufferBase(GL_UNIFORM_BUFFER, binding, 0);
+}
+
 void uniform_free(Uniform *uniform)
 {
 	glDeleteBuffers(1, &uniform->id);
-- 
cgit v1.2.3-freya