Basic tests and trying to fix address sanitizer errors

src/render_opengl.cpp

@@ -18,22 +18,20 @@ struct VertexList2D {
 
 struct Shader {
     GLuint program;    // linked program (vertex+fragment)
-    GLint  uni_invHalf; // uniform location for inv half-screen size
-    GLint  uni_texture; // sampler location
+    GLint uni_invHalf; // uniform location for inv half-screen size
+    GLint uni_texture; // sampler location
 };
 
 VertexList2D Vertices;
-int64_t      TotalVertexCount;
+int64_t TotalVertexCount;
 
 unsigned VBO, VAO;
-Shader   Shader2D;
+Shader Shader2D;
 BlockArena RenderArena;
-Rect2    CurrentScissor;
+Rect2 CurrentScissor;
 
 Font PrimaryFont;
-Font SecondaryFont;
 
-// ---------- shaders (ES3 / WebGL2) ----------
 static const char *glsl_vshader_es3 = R"==(#version 300 es
     precision highp float;
 
@@ -82,7 +80,6 @@ void GLDebugCallback(GLenum source, GLenum type, GLuint id, GLenum severity, GLs
     }
 }
 
-// ---------- helper: compile/link ----------
 static GLuint CompileShaderSrc(GLenum kind, const char *src) {
     GLuint s = glCreateShader(kind);
     glShaderSource(s, 1, &src, NULL);
@@ -137,7 +134,6 @@ Shader CreateShaderES3(const char *vsrc, const char *fsrc) {
     return out;
 }
 
-// ---------- InitRender for ES3 ----------
 void InitRender() {
 #if !OS_WASM
     glDebugMessageCallback(&GLDebugCallback, NULL);
@@ -185,7 +181,6 @@ void BeginFrameRender(float wx, float wy) {
     CurrentScissor   = Rect0Size(wx, wy);
 }
 
-// ---------- EndFrameRender for ES3 ----------
 void EndFrameRender(float wx, float wy, Color color) {
     ProfileFunction();
     glEnable(GL_BLEND);
@@ -391,6 +386,9 @@ void ReloadFont(String path, U32 size) {
     Scratch scratch;
     Atlas atlas = CreateAtlas(scratch, {2048, 2048});
     PrimaryFont = CreateFont(&atlas, (uint32_t)ClampBottom(2u, (U32)size), path);
-    SecondaryFont = CreateFont(&atlas, 12, path);
-    SecondaryFont.texture_id = PrimaryFont.texture_id = UploadAtlas(&atlas);
+    PrimaryFont.texture_id = UploadAtlas(&atlas);
 }
+
+void CleanupRender() {
+    Dealloc(&PrimaryFont.glyphs);
+}