Export refresh, new, and add, renderbatch functions

2 files changed, 28 insertions, 23 deletions

diff --git a/src/rendering/include/engine/rendering/rendering.h b/src/rendering/include/engine/rendering/rendering.h
index 6789051..d2d17d5 100644
--- a/src/rendering/include/engine/rendering/rendering.h
+++ b/src/rendering/include/engine/rendering/rendering.h
@@ -208,6 +208,10 @@ RenderObject RenderObject_new(
     u32 texture,
     ShaderBuffer *restrict buffers, usize num_buffers);
 
+int renderbatch_new(RenderBatch* renderbatch, isize count);
+int renderbatch_add(RenderBatch* renderbatch, RenderObject* obj);
+int renderbatch_refresh(RenderBatch* renderbatch);
+
 Shader compile_shader(const char* file_path, const ShaderType shader_type);
 Shader compose_shader(Shader *shaders, usize shaders_len);
 void shaders_delete(Shader* shader, isize shader_len);
diff --git a/src/rendering/src/rendering.c b/src/rendering/src/rendering.c
index 8f52763..f7b30e2 100644
--- a/src/rendering/src/rendering.c
+++ b/src/rendering/src/rendering.c
@@ -15,13 +15,11 @@ extern Platform* GLOBAL_PLATFORM;
 
 /* Globals */
 #define drawcall_limit (64 * 1024)
-#define batch_limit 64
 RenderDrawCall drawcalls[drawcall_limit];
-RenderBatch render_batches[batch_limit];
 i32 drawcall_len = 0;
 
-const
-usize ShaderBufferDataType_size(ShaderBufferDataType t) {
+const usize
+ShaderBufferDataType_size(ShaderBufferDataType t) {
   switch (t) {
   case ShaderBufferDataType_nil: return 0;
   case ShaderBufferDataType_f32: return sizeof(f32);
@@ -41,24 +39,26 @@ usize ShaderBufferDataType_size(ShaderBufferDataType t) {
 // Renderbatches assumes that all buffer layouts are the same.
 
 // renderbatch_new: Create a new render batch with space for `count` models.
-int renderbatch_new(RenderBatch* renderbatch, const isize count) {
+int renderbatch_new(RenderBatch* renderbatch, isize count) {
   if (renderbatch == NULL) {
     ERROR("renderbatch was null!");
     return -1;
   }
 
-  if (count < 1) {
+  if (count < 0) {
     ERROR("count must be a positive integer!");
     return -1;
+  } else if (count == 0) {
+    // Just allocate enough for a couple hundred
+    count = 255;
   }
 
-  GladGLContext* restrict gl = GLOBAL_PLATFORM->window->context;
-
-  u32 vbo = 0;
-  gl->CreateBuffers(1, &vbo);
-  gl->BindBuffer(GL_ARRAY_BUFFER, vbo);
-  gl->BufferData(GL_ARRAY_BUFFER, 0, NULL, GL_DYNAMIC_DRAW);
-  gl->VertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), 0);
+  //GladGLContext* restrict gl = GLOBAL_PLATFORM->window->context;
+  //u32 vbo = 0;
+  //gl->CreateBuffers(1, &vbo);
+  //gl->BindBuffer(GL_ARRAY_BUFFER, vbo);
+  //gl->BufferData(GL_ARRAY_BUFFER, 0, NULL, GL_DYNAMIC_DRAW);
+  //gl->VertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), 0);
 
   renderbatch->msize = sizeof(RenderObject) * count;
   renderbatch->mcount = 0;
@@ -73,16 +73,6 @@ int renderbatch_new(RenderBatch* renderbatch, const isize count) {
   return 0;
 }
 
-// renderbatch_refresh: Copy all models in the renderbatch to the batchs model.
-int renderbatch_refresh(RenderBatch* renderbatch) {
-  isize buffers;
-  for (isize i = 0; i < renderbatch->mcount; i++) {
-    memcpy(renderbatch->renderobj.buffer, renderbatch->models[i].buffer, renderbatch->models[i].buffer_len);
-  }
-
-  return 0;
-}
-
 // Add a render object to the render batch
 int renderbatch_add(RenderBatch* renderbatch, RenderObject* obj) {
   if (renderbatch == NULL) {
@@ -127,6 +117,17 @@ int renderbatch_add(RenderBatch* renderbatch, RenderObject* obj) {
   return 0;
 }
 
+// renderbatch_refresh: Copy all models in the renderbatch to the batchs model.
+int renderbatch_refresh(RenderBatch* renderbatch) {
+  isize buffers;
+  for (isize i = 0; i < renderbatch->mcount; i++) {
+    memcpy(renderbatch->renderobj.buffer, renderbatch->models[i].buffer, renderbatch->models[i].buffer_len);
+  }
+
+  return 0;
+}
+
+
 
 //RenderBatch renderobject_extend(RenderObject b, RenderObject *restrict object) {
 //}