[rlgl] Adding warnings in case OpenGL 4.3 is not enabled (#4202)

* Adding warnings for OpenGL 4.3

* Removed logging from frequently called functions

src/rlgl.h

@@ -4083,6 +4083,8 @@ unsigned int rlCompileShader(const char *shaderCode, int type)
             //case GL_GEOMETRY_SHADER:
         #if defined(GRAPHICS_API_OPENGL_43)
             case GL_COMPUTE_SHADER: TRACELOG(RL_LOG_WARNING, "SHADER: [ID %i] Failed to compile compute shader code", shader); break;
+        #else
+            case GL_COMPUTE_SHADER: TRACELOG(RL_LOG_WARNING, "SHADER: Compute shaders not enabled. Define GRAPHICS_API_OPENGL_43", shader); break;
         #endif
             default: break;
         }
@@ -4108,6 +4110,8 @@ unsigned int rlCompileShader(const char *shaderCode, int type)
             //case GL_GEOMETRY_SHADER:
         #if defined(GRAPHICS_API_OPENGL_43)
             case GL_COMPUTE_SHADER: TRACELOG(RL_LOG_INFO, "SHADER: [ID %i] Compute shader compiled successfully", shader); break;
+        #else
+            case GL_COMPUTE_SHADER: TRACELOG(RL_LOG_WARNING, "SHADER: Compute shaders not enabled. Define GRAPHICS_API_OPENGL_43", shader); break;
         #endif
             default: break;
         }
@@ -4348,6 +4352,8 @@ unsigned int rlLoadComputeShaderProgram(unsigned int shaderId)
 
         TRACELOG(RL_LOG_INFO, "SHADER: [ID %i] Compute shader program loaded successfully", program);
     }
+#else
+    TRACELOG(RL_LOG_WARNING, "SHADER: Compute shaders not enabled. Define GRAPHICS_API_OPENGL_43");
 #endif
 
     return program;
@@ -4372,6 +4378,8 @@ unsigned int rlLoadShaderBuffer(unsigned int size, const void *data, int usageHi
     glBufferData(GL_SHADER_STORAGE_BUFFER, size, data, usageHint? usageHint : RL_STREAM_COPY);
     if (data == NULL) glClearBufferData(GL_SHADER_STORAGE_BUFFER, GL_R8UI, GL_RED_INTEGER, GL_UNSIGNED_BYTE, NULL);    // Clear buffer data to 0
     glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
+#else
+    TRACELOG(RL_LOG_WARNING, "SSBO: SSBO not enabled. Define GRAPHICS_API_OPENGL_43");
 #endif
 
     return ssbo;
@@ -4382,7 +4390,10 @@ void rlUnloadShaderBuffer(unsigned int ssboId)
 {
 #if defined(GRAPHICS_API_OPENGL_43)
     glDeleteBuffers(1, &ssboId);
+#else
+    TRACELOG(RL_LOG_WARNING, "SSBO: SSBO not enabled. Define GRAPHICS_API_OPENGL_43");
 #endif
+
 }
 
 // Update SSBO buffer data
@@ -4442,6 +4453,8 @@ void rlBindImageTexture(unsigned int id, unsigned int index, int format, bool re
 
     rlGetGlTextureFormats(format, &glInternalFormat, &glFormat, &glType);
     glBindImageTexture(index, id, 0, 0, 0, readonly? GL_READ_ONLY : GL_READ_WRITE, glInternalFormat);
+#else
+    TRACELOG(RL_LOG_WARNING, "TEXTURE: Image texture binding not enabled. Define GRAPHICS_API_OPENGL_43");
 #endif
 }