Shadows Test 1

$tmpPly.polys

@@ -2,84 +2,61 @@ Entities:
   - ID: 0
     Name: Light
     Components:
+      Transform:
+        Position: [-8.23400021, -0.379575908, 0.520573974]
+        Rotation: [1.5, 2.70000005, 342.5]
+        Scale: [1, 1, 1]
       Light:
         Type: 0
         Intensity: 1
-        Color: [0, 1, 0]
+        Color: [1, 1, 1]
         Constant: 1
         Linear: 0.0900000036
         Quadratic: 0.0320000015
         cutOff: 0
         outerCutOff: 39.7900009
         Direction: [-0.200000003, -1, -0.300000012]
-      Transform:
-        Position: [-1.6726234, -0.228918433, 0.638042808]
-        Rotation: [1.5, 2.70000005, 342.5]
-        Scale: [1, 1, 1]
   - ID: 1
     Name: Cube
     Components:
-      Render:
-        MeshName: model
-        Color: [1, 1, 1]
       Transform:
-        Position: [0, 0, 0]
-        Rotation: [0, -166.600006, 0]
-        Scale: [0.100000001, 0.100000001, 0.100000001]
+        Position: [-1.21370173, -0.400000006, -8.60000038]
+        Rotation: [1.34287302e-05, -41.9440002, 1.62548586e-05]
+        Scale: [1, 1, 1]
+      Render:
+        MeshName: shelf
+        Color: [1, 1, 1]
   - ID: 2
-    Name: Environment
+    Name: Light
     Components:
-      Transform:
-        Position: [0, 0, 0]
-        Rotation: [0, 0, 0]
-        Scale: [18.7000008, 7.4000001, 10]
-      Render:
-        MeshName: WhiteCube
-        Color: [1, 1, 1]
-  - ID: 3
-    Name: LightBlue
-    Components:
-      Transform:
-        Position: [0, 1.8090117, 3.07234383]
-        Rotation: [0, 0, 0]
-        Scale: [1, 1, 1]
-      Light:
-        Type: 0
-        Intensity: 2
-        Color: [0, 0, 1]
-        Constant: 1
-        Linear: 0
-        Quadratic: 0.200000003
-        cutOff: 12.5
-        outerCutOff: 17.5
-        Direction: [-0.200000003, -1, -0.300000012]
-  - ID: 4
-    Name: LightRed
-    Components:
-      Transform:
-        Position: [-2.94120026, 1.60229158, -1.5770874]
-        Rotation: [0, 0, 0]
-        Scale: [1, 1, 1]
       Light:
         Type: 0
         Intensity: 1
-        Color: [1, 0, 0]
+        Color: [1, 1, 1]
         Constant: 1
         Linear: 0.0900000036
         Quadratic: 0.0320000015
         cutOff: 12.5
         outerCutOff: 17.5
         Direction: [-0.200000003, -1, -0.300000012]
-  - ID: 5
-    Name: Camera
-    Components:
       Transform:
-        Position: [-4.12095118, 0.57130301, -1.16569459]
-        Rotation: [0, 106.199997, 0]
+        Position: [0, -2.21429968, 4.51696587]
+        Rotation: [0, 0, 0]
         Scale: [1, 1, 1]
-      Camera:
-        Zoom: 10
-        FOV: 45
-        Orthographic: false
-        NearPlane: 0.100000001
-        FarPlane: 1000
+  - ID: 3
+    Name: Light
+    Components:
+      Light:
+        Type: 0
+        Intensity: 1
+        Color: [1, 1, 1]
+        Constant: 1
+        Linear: 0.0900000036
+        Quadratic: 0.0320000015
+        cutOff: 12.5
+        outerCutOff: 17.5
+        Direction: [-0.200000003, -1, -0.300000012]
+      Transform:
+        Position: [-4.97912979, 7.21913528, 4.91323614]
+        Rotation: [0, 0, 0]
+        Scale: [1, 1, 1]

assets/Example.polys

@@ -0,0 +1,85 @@
+Entities:
+  - ID: 0
+    Name: Light
+    Components:
+      Transform:
+        Position: [-1.6726234, -0.228918433, 0.638042808]
+        Rotation: [1.5, 2.70000005, 342.5]
+        Scale: [1, 1, 1]
+      Light:
+        Type: 0
+        Intensity: 1
+        Color: [0, 1, 0]
+        Constant: 1
+        Linear: 0.0900000036
+        Quadratic: 0.0320000015
+        cutOff: 0
+        outerCutOff: 39.7900009
+        Direction: [-0.200000003, -1, -0.300000012]
+  - ID: 1
+    Name: Cube
+    Components:
+      Transform:
+        Position: [-1.21370173, 1.20000005, 0]
+        Rotation: [55.3640938, 313.355988, 2.4872179e-05]
+        Scale: [1, 1, 1]
+      Render:
+        MeshName: WhiteCube
+        Color: [1, 1, 1]
+  - ID: 2
+    Name: Environment
+    Components:
+      Render:
+        MeshName: WhiteCube
+        Color: [1, 1, 1]
+      Transform:
+        Position: [0, 0, 0]
+        Rotation: [0, 0, 0]
+        Scale: [18.7000008, 7.4000001, 10]
+  - ID: 3
+    Name: LightBlue
+    Components:
+      Light:
+        Type: 0
+        Intensity: 2
+        Color: [0, 0, 1]
+        Constant: 1
+        Linear: 0
+        Quadratic: 0.200000003
+        cutOff: 12.5
+        outerCutOff: 17.5
+        Direction: [-0.200000003, -1, -0.300000012]
+      Transform:
+        Position: [0, 1.8090117, 3.07234383]
+        Rotation: [0, 0, 0]
+        Scale: [1, 1, 1]
+  - ID: 4
+    Name: LightRed
+    Components:
+      Light:
+        Type: 0
+        Intensity: 1
+        Color: [1, 0, 0]
+        Constant: 1
+        Linear: 0.0900000036
+        Quadratic: 0.0320000015
+        cutOff: 12.5
+        outerCutOff: 17.5
+        Direction: [-0.200000003, -1, -0.300000012]
+      Transform:
+        Position: [-2.94120026, 1.60229158, -1.5770874]
+        Rotation: [0, 0, 0]
+        Scale: [1, 1, 1]
+  - ID: 5
+    Name: Camera
+    Components:
+      Camera:
+        Zoom: 10
+        FOV: 45
+        Orthographic: false
+        NearPlane: 0.100000001
+        FarPlane: 1000
+      Transform:
+        Position: [-7.4000001, 0.899999976, -1.60000002]
+        Rotation: [0, 106.199997, 0]
+        Scale: [1, 1, 1]

assets/light.polys

@@ -0,0 +1,18 @@
+Entities:
+  - ID: 0
+    Name: Entity 0
+    Components:
+      Light:
+        Type: 0
+        Intensity: 1
+        Color: [1, 1, 1]
+        Constant: 1
+        Linear: 0.0900000036
+        Quadratic: 0.0320000015
+        cutOff: 12.5
+        outerCutOff: 17.5
+        Direction: [-0.200000003, -1, -0.300000012]
+      Transform:
+        Position: [0, 0, 0]
+        Rotation: [0, 0, 0]
+        Scale: [1, 1, 1]

imgui.ini

@@ -15,40 +15,40 @@ Collapsed=0
 DockId=0x00000005,0
 
 [Window][Game View]
-Pos=312,28
-Size=1213,680
+Pos=311,28
+Size=1214,704
 Collapsed=0
 DockId=0x00000009,0
 
 [Window][Asset Panel]
-Pos=8,519
-Size=302,670
+Pos=311,734
+Size=625,455
 Collapsed=0
-DockId=0x00000008,0
+DockId=0x00000007,0
 
 [Window][Inspector]
 Pos=1527,28
-Size=385,779
+Size=385,700
 Collapsed=0
 DockId=0x0000000B,0
 
 [Window][Scene]
 Pos=8,28
-Size=302,489
+Size=301,1161
 Collapsed=0
-DockId=0x00000007,0
+DockId=0x00000001,0
 
 [Window][Info]
-Pos=312,710
-Size=1213,479
+Pos=938,734
+Size=587,455
 Collapsed=0
-DockId=0x0000000A,0
+DockId=0x00000008,0
 
 [Window][Settings]
-Pos=1527,809
-Size=385,380
+Pos=1527,730
+Size=385,149
 Collapsed=0
-DockId=0x0000000C,0
+DockId=0x0000000D,0
 
 [Window][Camera Preview]
 Pos=312,28
@@ -56,18 +56,32 @@ Size=1213,779
 Collapsed=0
 DockId=0x00000009,1
 
-[Docking][Data]
-DockSpace         ID=0xC746EC7D Window=0x9DF47A72 Pos=8,28 Size=1904,1161 Split=X Selected=0x642CEEBB
-  DockNode        ID=0x00000003 Parent=0xC746EC7D SizeRef=1517,1161 Split=X
-    DockNode      ID=0x00000001 Parent=0x00000003 SizeRef=302,1161 Split=Y Selected=0xE192E354
-      DockNode    ID=0x00000007 Parent=0x00000001 SizeRef=302,489 Selected=0xE192E354
-      DockNode    ID=0x00000008 Parent=0x00000001 SizeRef=302,670 Selected=0x9D571615
-    DockNode      ID=0x00000002 Parent=0x00000003 SizeRef=1213,1161 Split=X
-      DockNode    ID=0x00000005 Parent=0x00000002 SizeRef=197,1161 Selected=0x4E0EE8E4
-      DockNode    ID=0x00000006 Parent=0x00000002 SizeRef=1035,1161 Split=Y Selected=0x642CEEBB
-        DockNode  ID=0x00000009 Parent=0x00000006 SizeRef=1266,680 CentralNode=1 Selected=0x642CEEBB
-        DockNode  ID=0x0000000A Parent=0x00000006 SizeRef=1266,479 Selected=0xE534E588
-  DockNode        ID=0x00000004 Parent=0xC746EC7D SizeRef=385,1161 Split=Y Selected=0xE7039252
-    DockNode      ID=0x0000000B Parent=0x00000004 SizeRef=385,779 Selected=0xE7039252
-    DockNode      ID=0x0000000C Parent=0x00000004 SizeRef=385,380 Selected=0x54723243
+[Window][Drop Target]
+Pos=938,734
+Size=587,455
+Collapsed=0
+DockId=0x00000008,1
+
+[Window][Shadow Map]
+Pos=1527,881
+Size=385,308
+Collapsed=0
+DockId=0x0000000E,0
+
+[Docking][Data]
+DockSpace           ID=0xC746EC7D Window=0x9DF47A72 Pos=8,28 Size=1904,1161 Split=X Selected=0x642CEEBB
+  DockNode          ID=0x00000001 Parent=0xC746EC7D SizeRef=301,1161 Selected=0xE192E354
+  DockNode          ID=0x00000002 Parent=0xC746EC7D SizeRef=1601,1161 Split=X
+    DockNode        ID=0x00000003 Parent=0x00000002 SizeRef=1517,1161 Split=X
+      DockNode      ID=0x00000005 Parent=0x00000003 SizeRef=197,1161 Selected=0x4E0EE8E4
+      DockNode      ID=0x00000006 Parent=0x00000003 SizeRef=1035,1161 Split=Y Selected=0x642CEEBB
+        DockNode    ID=0x00000009 Parent=0x00000006 SizeRef=1266,704 CentralNode=1 Selected=0x642CEEBB
+        DockNode    ID=0x0000000A Parent=0x00000006 SizeRef=1266,455 Split=X Selected=0x9D571615
+          DockNode  ID=0x00000007 Parent=0x0000000A SizeRef=625,479 Selected=0x9D571615
+          DockNode  ID=0x00000008 Parent=0x0000000A SizeRef=587,479 Selected=0xE534E588
+    DockNode        ID=0x00000004 Parent=0x00000002 SizeRef=385,1161 Split=Y Selected=0xE7039252
+      DockNode      ID=0x0000000B Parent=0x00000004 SizeRef=385,700 Selected=0xE7039252
+      DockNode      ID=0x0000000C Parent=0x00000004 SizeRef=385,459 Split=Y Selected=0x54723243
+        DockNode    ID=0x0000000D Parent=0x0000000C SizeRef=385,149 Selected=0x54723243
+        DockNode    ID=0x0000000E Parent=0x0000000C SizeRef=385,308 Selected=0x77A73815
 

scene.polys

@@ -1,62 +0,0 @@
-Entities:
-  - ID: 0
-    Name: Light
-    Components:
-      Light:
-        Type: 0
-        Intensity: 1
-        Color: [1, 0, 0]
-        Constant: 1
-        Linear: 0.0900000036
-        Quadratic: 0.0320000015
-        cutOff: 0
-        outerCutOff: 39.7900009
-        Direction: [-0.200000003, -1, -0.300000012]
-      Transform:
-        Position: [-8.23400021, -0.379575908, 0.520573974]
-        Rotation: [1.5, 2.70000005, 342.5]
-        Scale: [1, 1, 1]
-  - ID: 1
-    Name: Cube
-    Components:
-      Render:
-        MeshName: shelf
-        Color: [1, 1, 1]
-      Transform:
-        Position: [-1.21370173, 1.20000005, 0]
-        Rotation: [1.34287302e-05, -41.9440002, 1.62548586e-05]
-        Scale: [1, 1, 1]
-  - ID: 2
-    Name: Light
-    Components:
-      Transform:
-        Position: [0, -2.21429968, 4.51696587]
-        Rotation: [0, 0, 0]
-        Scale: [1, 1, 1]
-      Light:
-        Type: 0
-        Intensity: 1
-        Color: [0.186046124, 0, 1]
-        Constant: 1
-        Linear: 0.0900000036
-        Quadratic: 0.0320000015
-        cutOff: 12.5
-        outerCutOff: 17.5
-        Direction: [-0.200000003, -1, -0.300000012]
-  - ID: 3
-    Name: Light
-    Components:
-      Transform:
-        Position: [-4.97912979, 7.21913528, 4.91323614]
-        Rotation: [0, 0, 0]
-        Scale: [1, 1, 1]
-      Light:
-        Type: 0
-        Intensity: 1
-        Color: [0, 1, 0]
-        Constant: 1
-        Linear: 0.0900000036
-        Quadratic: 0.0320000015
-        cutOff: 12.5
-        outerCutOff: 17.5
-        Direction: [-0.200000003, -1, -0.300000012]

shaders/cube_shader.fs

@@ -0,0 +1,198 @@
+// cube_fragment_shader.fs
+#version 330 core
+
+// Outputs
+out vec4 FragColor;
+
+// Inputs from Vertex Shader
+in VS_OUT {
+    vec3 FragPos;            // Fragment position in world space
+    vec3 Normal;             // Fragment normal in world space
+    vec2 TexCoords;          // Texture coordinates
+    vec4 FragPosLightSpace;  // Fragment position in light space
+} fs_in;
+
+// Structures for different light types
+struct DirLight {
+    vec3 direction; // Direction of the light
+    vec3 color;     // Color/intensity of the light
+};
+
+struct PointLight {
+    vec3 position;  // Position of the light
+    vec3 color;     // Color/intensity of the light
+    
+    float constant;  // Attenuation constant
+    float linear;    // Attenuation linear factor
+    float quadratic; // Attenuation quadratic factor
+};
+
+struct SpotLight {
+    vec3 position;     // Position of the light
+    vec3 direction;    // Direction the spotlight is pointing
+    vec3 color;        // Color/intensity of the light
+    
+    float cutOff;      // Inner cutoff angle (in degrees)
+    float outerCutOff; // Outer cutoff angle (in degrees)
+    
+    float constant;  // Attenuation constant
+    float linear;    // Attenuation linear factor
+    float quadratic; // Attenuation quadratic factor
+};
+
+// Maximum number of each light type
+#define MAX_POINT_LIGHTS 10
+#define MAX_DIR_LIGHTS 10
+#define MAX_SPOT_LIGHTS 10
+
+// Uniforms for lights
+uniform DirLight dirLights[MAX_DIR_LIGHTS];
+uniform int numDirLights;
+
+uniform PointLight pointLights[MAX_POINT_LIGHTS];
+uniform int numPointLights;
+
+uniform SpotLight spotLights[MAX_SPOT_LIGHTS];
+uniform int numSpotLights;
+
+// Camera position
+uniform vec3 viewPos;
+
+// Shadow map
+uniform sampler2D shadowMap;
+
+// Texture samplers
+uniform sampler2D diffuseMap;
+uniform sampler2D specularMap;
+
+// Function to calculate shadow with PCF
+float ShadowCalculation(vec4 fragPosLightSpace)
+{
+    // Perform perspective divide
+    vec3 projCoords = fragPosLightSpace.xyz / fragPosLightSpace.w;
+    
+    // Transform to [0,1] range
+    projCoords = projCoords * 0.5 + 0.5;
+    
+    // Get closest depth value from light's perspective (using [0,1] range fragPos as coords)
+    float closestDepth = texture(shadowMap, projCoords.xy).r;
+    
+    // Get depth of current fragment from light's perspective
+    float currentDepth = projCoords.z;
+    
+    // Bias to prevent shadow acne
+    float bias = 0.005;
+    
+    // PCF parameters
+    float shadow = 0.0;
+    vec2 texelSize = 1.0 / textureSize(shadowMap, 0);
+    int samples = 2; // Number of samples per axis (total samples = (2*samples +1)^2)
+    
+    for(int x = -samples; x <= samples; ++x)
+    {
+        for(int y = -samples; y <= samples; ++y)
+        {
+            float pcfDepth = texture(shadowMap, projCoords.xy + vec2(x, y) * texelSize).r; 
+            shadow += currentDepth - bias > pcfDepth ? 1.0 : 0.0;
+        }
+    }
+    shadow /= float((2 * samples + 1) * (2 * samples + 1));
+
+    // Keep the shadow at 0.0 when outside the far_plane region of light's orthographic projection
+    if(projCoords.z > 1.0)
+        shadow = 0.0;
+        
+    return shadow;
+}
+
+void main()
+{
+    // Sample textures
+    vec3 diffuseColor = texture(diffuseMap, fs_in.TexCoords).rgb;
+    vec3 specularColor = texture(specularMap, fs_in.TexCoords).rgb;
+    
+    // Properties
+    vec3 color = diffuseColor; // Use texture color
+    vec3 normal = normalize(fs_in.Normal);
+    vec3 viewDir = normalize(viewPos - fs_in.FragPos);
+
+    // Initialize ambient component
+    vec3 ambient = 0.1 * color; // Adjust ambient strength as needed
+    vec3 lighting = ambient;
+
+    // Iterate over directional lights
+    for(int i = 0; i < numDirLights; ++i)
+    {
+        // Directional light properties
+        vec3 lightDir = normalize(-dirLights[i].direction);
+        
+        // Diffuse shading
+        float diff = max(dot(normal, lightDir), 0.0);
+        vec3 diffuse = diff * dirLights[i].color * color;
+        
+        // Specular shading
+        vec3 reflectDir = reflect(-lightDir, normal);
+        float spec = pow(max(dot(viewDir, reflectDir), 0.0), 32.0); // Shininess factor
+        vec3 specular = spec * specularColor * dirLights[i].color;
+        
+        // Calculate shadow
+        float shadow = ShadowCalculation(fs_in.FragPosLightSpace);
+        
+        // Accumulate lighting with shadow influence
+        lighting += (1.0 - shadow) * (diffuse + specular);
+    }
+
+    // Iterate over point lights
+    for(int i = 0; i < numPointLights; ++i)
+    {
+        // Point light properties
+        vec3 lightDir = normalize(pointLights[i].position - fs_in.FragPos);
+        
+        // Diffuse shading
+        float diff = max(dot(normal, lightDir), 0.0);
+        vec3 diffuse = diff * pointLights[i].color * color;
+        
+        // Specular shading
+        vec3 reflectDir = reflect(-lightDir, normal);
+        float spec = pow(max(dot(viewDir, reflectDir), 0.0), 32.0);
+        vec3 specular = spec * specularColor * pointLights[i].color;
+        
+        // Attenuation
+        float distance = length(pointLights[i].position - fs_in.FragPos);
+        float attenuation = 1.0 / (pointLights[i].constant + pointLights[i].linear * distance + 
+                                   pointLights[i].quadratic * (distance * distance));
+        
+        // Accumulate lighting with attenuation
+        lighting += attenuation * (diffuse + specular);
+    }
+
+    // Iterate over spotlights
+    for(int i = 0; i < numSpotLights; ++i)
+    {
+        // Spotlight properties
+        vec3 lightDir = normalize(spotLights[i].position - fs_in.FragPos);
+        float theta = dot(lightDir, normalize(-spotLights[i].direction));
+        float epsilon = spotLights[i].cutOff - spotLights[i].outerCutOff;
+        float intensity = clamp((theta - spotLights[i].outerCutOff) / epsilon, 0.0, 1.0);
+        
+        // Diffuse shading
+        float diff = max(dot(normal, lightDir), 0.0);
+        vec3 diffuse = diff * spotLights[i].color * color;
+        
+        // Specular shading
+        vec3 reflectDir = reflect(-lightDir, normal);
+        float spec = pow(max(dot(viewDir, reflectDir), 0.0), 32.0);
+        vec3 specular = spec * specularColor * spotLights[i].color;
+        
+        // Attenuation
+        float distance = length(spotLights[i].position - fs_in.FragPos);
+        float attenuation = 1.0 / (spotLights[i].constant + spotLights[i].linear * distance + 
+                                   spotLights[i].quadratic * (distance * distance));
+        
+        // Accumulate lighting with attenuation and spotlight intensity
+        lighting += attenuation * intensity * (diffuse + specular);
+    }
+
+    // Final fragment color
+    FragColor = vec4(lighting, 1.0);
+}

shaders/cube_shader.vs

@@ -0,0 +1,39 @@
+// cube_vertex_shader.vs
+#version 330 core
+
+// Vertex Attributes
+layout(location = 0) in vec3 aPos;       // Vertex position
+layout(location = 1) in vec3 aNormal;    // Vertex normal
+layout(location = 2) in vec2 aTexCoords; // Texture coordinates
+
+// Uniform Matrices
+uniform mat4 model;
+uniform mat4 view;
+uniform mat4 projection;
+uniform mat4 lightSpaceMatrix;
+
+// Output to Fragment Shader
+out VS_OUT {
+    vec3 FragPos;            // Fragment position in world space
+    vec3 Normal;             // Fragment normal in world space
+    vec2 TexCoords;          // Texture coordinates
+    vec4 FragPosLightSpace;  // Fragment position in light space
+} fs_in;
+
+void main()
+{
+    // Calculate fragment position in world space
+    fs_in.FragPos = vec3(model * vec4(aPos, 1.0));
+    
+    // Calculate and normalize the normal vector in world space
+    fs_in.Normal = mat3(transpose(inverse(model))) * aNormal;
+    
+    // Pass through texture coordinates
+    fs_in.TexCoords = aTexCoords;
+    
+    // Calculate fragment position in light space for shadow mapping
+    fs_in.FragPosLightSpace = lightSpaceMatrix * vec4(fs_in.FragPos, 1.0);
+    
+    // Final vertex position in clip space
+    gl_Position = projection * view * vec4(fs_in.FragPos, 1.0);
+}

shaders/depth_shader.fs

@@ -0,0 +1,12 @@
+// depth_fragment_shader.fs
+#version 330 core
+
+// Inputs from Vertex Shader
+in vec4 FragPosLightSpace;
+
+// Output
+void main()
+{
+    // The depth value is automatically written to the depth buffer
+    // No need to output any color
+}

shaders/depth_shader.vs

@@ -0,0 +1,24 @@
+// depth_vertex_shader.vs
+#version 330 core
+
+// Vertex Attributes
+layout(location = 0) in vec3 aPos;
+
+// Uniform Matrices
+uniform mat4 model;
+uniform mat4 lightSpaceMatrix;
+
+// Output to Fragment Shader
+out vec4 FragPosLightSpace;
+
+void main()
+{
+    // Calculate fragment position in world space
+    vec3 FragPos = vec3(model * vec4(aPos, 1.0));
+    
+    // Calculate fragment position in light space
+    FragPosLightSpace = lightSpaceMatrix * vec4(FragPos, 1.0);
+    
+    // Final vertex position in clip space
+    gl_Position = FragPosLightSpace;
+}

src/LogSystem.cpp

@@ -32,7 +32,7 @@ std::string GetCurrentTimestamp() {
 }
 
 // Function to add a new log message with timestamp
-void AddLogMessage(const std::string& message) {
+void LogMessage(const std::string& message) {
     std::lock_guard<std::mutex> lock(g_LogMutex);
 
     // Create the log entry with timestamp
@@ -61,7 +61,7 @@ void DrawLogTerminal(const char* title, bool* p_open) {
     ImGui::Separator();
 
     // Child region for scrolling
-    ImGui::BeginChild("ScrollingRegion", ImVec2(0, 0), false, ImGuiWindowFlags_HorizontalScrollbar);
+    ImGui::BeginChild("ScrollingRegion", ImVec2(-1, -1), false, ImGuiWindowFlags_HorizontalScrollbar);
 
     // Lock the mutex to safely access the log buffer
     {

src/LogSystem.h

@@ -14,7 +14,7 @@ extern std::mutex g_LogMutex;
 constexpr size_t MAX_LOG_MESSAGES = 1000;
 
 // Function to add a new log message
-void AddLogMessage(const std::string& message);
+void LogMessage(const std::string& message);
 
 // Function to draw the log terminal
 void DrawLogTerminal(const char* title = "Terminal", bool* p_open = nullptr);

src/RenderComponent.h

@@ -7,6 +7,7 @@
 #include <fstream>
 
 #include <glm/glm.hpp>
+#include <GL/glew.h>
 #include <yaml-cpp/yaml.h>
 
 class RenderComponent : public Component
@@ -14,6 +15,10 @@ class RenderComponent : public Component
 public:
     std::string meshName;
     glm::vec3 color;
+    
+    // Texture IDs
+    GLuint diffuseMap;
+    GLuint specularMap;
 
     RenderComponent();
     virtual const std::string& GetName() const override;

src/Shader.cpp

@@ -1,14 +1,13 @@
+// Shader.cpp
 #include "Shader.h"
 #include <fstream>
 #include <sstream>
 #include <iostream>
+#include <filesystem> // C++17 feature for file existence
 
-#include <glm/gtc/type_ptr.hpp>
-#include <GL/glew.h>
-#include <glm/glm.hpp>
+namespace fs = std::filesystem;
 
-// Shader constructor
-Shader::Shader(const GLchar* vertexPath, const GLchar* fragmentPath)
+Shader::Shader(const char* vertexPath, const char* fragmentPath)
 {
     // 1. Retrieve the vertex/fragment source code from filePath
     std::string vertexCode;
@@ -16,107 +15,122 @@ Shader::Shader(const GLchar* vertexPath, const GLchar* fragmentPath)
     std::ifstream vShaderFile;
     std::ifstream fShaderFile;
 
-    // Ensure ifstream objects can throw exceptions
-    vShaderFile.exceptions(std::ifstream::failbit | std::ifstream::badbit);
-    fShaderFile.exceptions(std::ifstream::failbit | std::ifstream::badbit);
-    try
+    // Check if shader files exist
+    if (!fs::exists(vertexPath)) {
+        std::cerr << "ERROR::SHADER::VERTEX_SHADER_FILE_NOT_FOUND: " << vertexPath << "\n";
+        return;
+    }
+    if (!fs::exists(fragmentPath)) {
+        std::cerr << "ERROR::SHADER::FRAGMENT_SHADER_FILE_NOT_FOUND: " << fragmentPath << "\n";
+        return;
+    }
+
+    // Ensure ifstream objects can throw exceptions:
+    vShaderFile.exceptions (std::ifstream::failbit | std::ifstream::badbit);
+    fShaderFile.exceptions (std::ifstream::failbit | std::ifstream::badbit);
+    try 
     {
         // Open files
         vShaderFile.open(vertexPath);
         fShaderFile.open(fragmentPath);
         std::stringstream vShaderStream, fShaderStream;
+        
         // Read file's buffer contents into streams
         vShaderStream << vShaderFile.rdbuf();
-        fShaderStream << fShaderFile.rdbuf();
+        fShaderStream << fShaderFile.rdbuf();		
+
         // Close file handlers
         vShaderFile.close();
         fShaderFile.close();
+
         // Convert stream into string
         vertexCode = vShaderStream.str();
-        fragmentCode = fShaderStream.str();
+        fragmentCode = fShaderStream.str();			
     }
     catch (std::ifstream::failure& e)
     {
         std::cerr << "ERROR::SHADER::FILE_NOT_SUCCESSFULLY_READ\n";
+        std::cerr << "Failed to read shader files: " << vertexPath << " and " << fragmentPath << "\n";
+        return;
     }
-    const GLchar* vShaderCode = vertexCode.c_str();
-    const GLchar* fShaderCode = fragmentCode.c_str();
+    const char* vShaderCode = vertexCode.c_str();
+    const char * fShaderCode = fragmentCode.c_str();
 
     // 2. Compile shaders
     GLuint vertex, fragment;
     GLint success;
-    GLchar infoLog[512];
+    GLchar infoLog[1024];
 
     // Vertex Shader
     vertex = glCreateShader(GL_VERTEX_SHADER);
     glShaderSource(vertex, 1, &vShaderCode, NULL);
     glCompileShader(vertex);
-    // Check compile errors
+    // Print compile errors if any
     glGetShaderiv(vertex, GL_COMPILE_STATUS, &success);
-    if (!success)
+    if(!success)
     {
-        glGetShaderInfoLog(vertex, 512, NULL, infoLog);
-        std::cerr << "ERROR::SHADER::VERTEX::COMPILATION_FAILED\n" << infoLog << '\n';
+        glGetShaderInfoLog(vertex, 1024, NULL, infoLog);
+        std::cerr << "ERROR::SHADER::VERTEX::COMPILATION_FAILED\n" << infoLog << "\n";
     }
 
     // Fragment Shader
     fragment = glCreateShader(GL_FRAGMENT_SHADER);
     glShaderSource(fragment, 1, &fShaderCode, NULL);
     glCompileShader(fragment);
-    // Check compile errors
+    // Print compile errors if any
     glGetShaderiv(fragment, GL_COMPILE_STATUS, &success);
-    if (!success)
+    if(!success)
     {
-        glGetShaderInfoLog(fragment, 512, NULL, infoLog);
-        std::cerr << "ERROR::SHADER::FRAGMENT::COMPILATION_FAILED\n" << infoLog << '\n';
+        glGetShaderInfoLog(fragment, 1024, NULL, infoLog);
+        std::cerr << "ERROR::SHADER::FRAGMENT::COMPILATION_FAILED\n" << infoLog << "\n";
     }
 
     // Shader Program
-    Program = glCreateProgram();
-    glAttachShader(Program, vertex);
-    glAttachShader(Program, fragment);
-    glLinkProgram(Program);
-    // Check linking errors
-    glGetProgramiv(Program, GL_LINK_STATUS, &success);
-    if (!success)
+    ID = glCreateProgram();
+    glAttachShader(ID, vertex);
+    glAttachShader(ID, fragment);
+    glLinkProgram(ID);
+    // Print linking errors if any
+    glGetProgramiv(ID, GL_LINK_STATUS, &success);
+    if(!success)
     {
-        glGetProgramInfoLog(Program, 512, NULL, infoLog);
-        std::cerr << "ERROR::SHADER::PROGRAM::LINKING_FAILED\n" << infoLog << '\n';
+        glGetProgramInfoLog(ID, 1024, NULL, infoLog);
+        std::cerr << "ERROR::SHADER::PROGRAM::LINKING_FAILED\n" << infoLog << "\n";
     }
 
-    // Delete the shaders
+    // Delete the shaders as they're linked into our program now and no longer necessary
     glDeleteShader(vertex);
     glDeleteShader(fragment);
 }
 
-// Activate the shader
-void Shader::Use()
-{
-    glUseProgram(Program);
-}
 
-// Set integer uniform
-void Shader::setInt(const std::string& name, int value) const
-{
-    glUniform1i(glGetUniformLocation(Program, name.c_str()), value);
+
+void Shader::Use()
+{ 
+    glUseProgram(ID); 
 }
 
 void Shader::SetBool(const std::string &name, bool value) const
 {         
-    glUniform1i(glGetUniformLocation(Program, name.c_str()), (int)value); 
+    glUniform1i(glGetUniformLocation(ID, name.c_str()), (int)value); 
 }
 
 void Shader::SetInt(const std::string &name, int value) const
 { 
-    glUniform1i(glGetUniformLocation(Program, name.c_str()), value); 
+    glUniform1i(glGetUniformLocation(ID, name.c_str()), value); 
 }
 
 void Shader::SetFloat(const std::string &name, float value) const
 { 
-    glUniform1f(glGetUniformLocation(Program, name.c_str()), value); 
+    glUniform1f(glGetUniformLocation(ID, name.c_str()), value); 
 }
 
 void Shader::SetVec3(const std::string &name, const glm::vec3 &value) const
 { 
-    glUniform3fv(glGetUniformLocation(Program, name.c_str()), 1, glm::value_ptr(value)); 
+    glUniform3fv(glGetUniformLocation(ID, name.c_str()), 1, &value[0]); 
+}
+
+void Shader::SetMat4(const std::string &name, const glm::mat4 &mat) const
+{
+    glUniformMatrix4fv(glGetUniformLocation(ID, name.c_str()), 1, GL_FALSE, &mat[0][0]);
 }

src/Shader.h

@@ -1,30 +1,26 @@
-#ifndef SHADER_H
-#define SHADER_H
+// Shader.h
+#pragma once
 
-#include <GL/glew.h>
 #include <string>
-
+#include <GL/glew.h>
 #include <glm/glm.hpp>
 
-
 class Shader {
 public:
-    GLuint Program; // The program ID
+    GLuint ID;
 
     // Constructor reads and builds the shader
-    Shader(const GLchar* vertexPath, const GLchar* fragmentPath);
+    Shader(const char* vertexPath, const char* fragmentPath);
 
-    // Use/activate the shader
+    // Use the shader
     void Use();
 
-    // Utility uniform functions
-    void setInt(const std::string& name, int value) const;
-    // Utility uniform functions
+    // Utility functions to set uniforms
     void SetBool(const std::string &name, bool value) const;  
-    void SetInt(const std::string &name, int value) const;   
-    void SetFloat(const std::string &name, float value) const;
+    void SetInt(const std::string &name, int value) const;
+    
+    void SetFloat(const std::string &name, float value) const; 
     void SetVec3(const std::string &name, const glm::vec3 &value) const;
     void SetMat4(const std::string &name, const glm::mat4 &mat) const;
 };
 
-#endif // SHADER_H

src/modelImported.cpp

@@ -103,14 +103,14 @@ void Model::render(std::shared_ptr<TransformComponent> transform, std::shared_pt
 
     // Set shader uniforms
     shaderProgram->Use();
-    glUniformMatrix4fv(glGetUniformLocation(shaderProgram->Program, "model"), 1, GL_FALSE, glm::value_ptr(model));
-    glUniform3fv(glGetUniformLocation(shaderProgram->Program, "objectColor"), 1, glm::value_ptr(render->color));
-    glUniform1i(glGetUniformLocation(shaderProgram->Program, "useTexture"), textureID != 0);
+    glUniformMatrix4fv(glGetUniformLocation(shaderProgram->ID, "model"), 1, GL_FALSE, glm::value_ptr(model));
+    glUniform3fv(glGetUniformLocation(shaderProgram->ID, "objectColor"), 1, glm::value_ptr(render->color));
+    glUniform1i(glGetUniformLocation(shaderProgram->ID, "useTexture"), textureID != 0);
 
     if (textureID) {
         glActiveTexture(GL_TEXTURE0);
         glBindTexture(GL_TEXTURE_2D, textureID);
-        shaderProgram->setInt("texture1", 0); // Bind texture unit 0
+        shaderProgram->SetInt("texture1", 0); // Bind texture unit 0
     }
 
     // Bind VAO and render