Create keybinds for scene and render debug functionalities

[shadowclad.git] / src / engine / render.c

diff --git a/src/engine/render.c b/src/engine/render.c
index d09a1a53d2ce7dc6e2115b787eaaa716fc6e9fb0..c3ddb3a148cda9af5dc98c12fc82b9dfa535d520 100644 (file)
--- a/src/engine/render.c
+++ b/src/engine/render.c
@@ -1,15 +1,12 @@
 #include "render.h"
 
-#include <stdbool.h>
-
 #include "geometry.h"
 #include "performance.h"
 
-#define SCENE_DEBUG_ 0
-#define RENDER_DEBUG_ 0
-
 float viewportAspectRatio = 1.0f;
 const Scene* cameraAnchor;
+bool debugScene = false;
+bool debugRender = false;
 
 static const float AXIS_RADIUS = 5.0f;
 
@@ -69,9 +66,11 @@ static void renderScene(const Scene* scene, const Transform baseTransform) {
        glLoadTransposeMatrixf((const GLfloat*) &transform);
 
        glDisable(GL_LIGHTING);
-#if SCENE_DEBUG_
-       drawAxes();
-#endif // SCENE_DEBUG_
+
+       if (debugScene) {
+               drawAxes();
+       }
+
        glEnable(GL_LIGHTING);
 
        if (scene->solid) {
@@ -128,11 +127,9 @@ static void drawAxes() {
        glEnd();
 }
 
-#if RENDER_DEBUG_
-static GLfloat ab(GLfloat a) {
+static GLfloat absolute(GLfloat a) {
        return a < 0 ? -a : a;
 }
-#endif // RENDER_DEBUG_
 
 static void drawSolid(const Solid* solid) {
        if (solid == NULL) {
@@ -150,8 +147,7 @@ static void drawSolid(const Solid* solid) {
                for (size_t faceIndex = 0; faceIndex < mesh.numFaces; ++faceIndex) {
                        const Face face = mesh.faces[faceIndex];
                        
-#if RENDER_DEBUG_
-                       if (face.normals) {
+                       if (debugRender && face.normals) {
                                glDisable(GL_LIGHTING);
                                glDisable(GL_TEXTURE_2D);
                                glBegin(GL_LINES);
@@ -159,7 +155,7 @@ static void drawSolid(const Solid* solid) {
                                        size_t vertIndex = face.indices[i];
                                        Vector3D vertex = mesh.vertices[vertIndex];
                                        Vector3D normal = face.normals[i];
-                                       glColor3f(ab(normal.x), ab(normal.y), ab(normal.z));
+                                       glColor3f(absolute(normal.x), absolute(normal.y), absolute(normal.z));
                                        glVertex3f(vertex.x, vertex.y, vertex.z);
                                        glVertex3f(vertex.x + normal.x, vertex.y + normal.y, vertex.z + normal.z);
                                }
@@ -167,7 +163,6 @@ static void drawSolid(const Solid* solid) {
                                glEnable(GL_TEXTURE_2D);
                                glEnable(GL_LIGHTING);
                        }
-#endif // RENDER_DEBUG_
                        
                        GLenum faceMode;
                        switch (face.numIndices) {