gfx: track rendered polygon count

LostArtefacts · Oct 4, 2024 · 0851ff6 · 0851ff6
1 parent 990aa11
commit 0851ff6
Show file tree

Hide file tree

Showing 3 changed files with 5 additions and 0 deletions.
diff --git a/src/libtrx/gfx/3d/3d_renderer.c b/src/libtrx/gfx/3d/3d_renderer.c
@@ -111,6 +111,8 @@ void GFX_3D_Renderer_RenderBegin(GFX_3D_RENDERER *renderer)
         renderer->config->enable_wireframe ? GL_LINE : GL_FILL);
     GFX_GL_CheckError();
 
+    renderer->vertex_stream.rendered_count = 0;
+
     GFX_GL_Program_Bind(&renderer->program);
     GFX_3D_VertexStream_Bind(&renderer->vertex_stream);
     GFX_GL_Sampler_Bind(&renderer->sampler, 0);

diff --git a/src/libtrx/gfx/3d/vertex_stream.c b/src/libtrx/gfx/3d/vertex_stream.c
@@ -35,6 +35,7 @@ void GFX_3D_VertexStream_Init(GFX_3D_VERTEX_STREAM *vertex_stream)
     vertex_stream->pending_vertices.data = NULL;
     vertex_stream->pending_vertices.count = 0;
     vertex_stream->pending_vertices.capacity = 0;
+    vertex_stream->rendered_count = 0;
 
     GFX_GL_Buffer_Init(&vertex_stream->buffer, GL_ARRAY_BUFFER);
     GFX_GL_Buffer_Bind(&vertex_stream->buffer);
@@ -156,5 +157,6 @@ void GFX_3D_VertexStream_RenderPending(GFX_3D_VERTEX_STREAM *vertex_stream)
         vertex_stream->pending_vertices.count);
     GFX_GL_CheckError();
 
+    vertex_stream->rendered_count += vertex_stream->pending_vertices.count;
     vertex_stream->pending_vertices.count = 0;
 }
diff --git a/src/libtrx/include/libtrx/gfx/3d/vertex_stream.h b/src/libtrx/include/libtrx/gfx/3d/vertex_stream.h
@@ -27,6 +27,7 @@ typedef struct {
         size_t count;
         size_t capacity;
     } pending_vertices;
+    size_t rendered_count;
 } GFX_3D_VERTEX_STREAM;
 
 void GFX_3D_VertexStream_Init(GFX_3D_VERTEX_STREAM *vertex_stream);