Framebuffer first

src/dusksdl2/display/camera/camera.c

@@ -9,7 +9,6 @@
 #include "display/render.h"
 
 void cameraUIPush(void) {
-  // Push the UI camera matrix onto the stack.
   glPushMatrix();
   glLoadIdentity();
   glOrtho(
@@ -20,6 +19,32 @@ void cameraUIPush(void) {
 }
 
 void cameraUIPop(void) {
-  // Pop the UI camera matrix from the stack.
+  glPopMatrix();
+}
+
+void cameraScreenPush(void) {
+  glPushMatrix();
+  glLoadIdentity();
+
+  #if RENDER_USE_FRAMEBUFFER
+    int32_t windowWidth, windowHeight;
+    SDL_GetWindowSize(RENDER_WINDOW, &windowWidth, &windowHeight);
+    
+    glViewport(0, 0, windowWidth, windowHeight);
+    glOrtho(
+      0.0f, (float_t)windowWidth,
+      (float_t)windowHeight, 0.0f,
+      -1.0f, 1.0f
+    );
+  #else
+    glOrtho(
+      0.0f, (float_t)RENDER_WIDTH,
+      (float_t)RENDER_HEIGHT, 0.0f,
+      -1.0f, 1.0f
+    );
+  #endif
+}
+
+void cameraScreenPop(void) {
   glPopMatrix();
 }