internal override void Draw(GameObject g, ref Matrix4 viewProjection, ref Matrix4 viewProjectionShadowBiased, ref Matrix4 viewProjectionShadowBiased2, HelperFrustum frustum, ref float[] lightColors, ref float[] lightTargets, ref float[] lightPositions, int lightCount, ref int lightShadow)
{
if (g == null || !g.HasModel || g.CurrentWorld == null || g.Opacity <= 0)
{
return;
}
g.IsInsideScreenSpace = frustum.VolumeVsFrustum(g.GetCenterPointForAllHitboxes(), g.GetMaxDimensions().X, g.GetMaxDimensions().Y, g.GetMaxDimensions().Z);
if (!g.IsInsideScreenSpace)
{
return;
}
GL.UseProgram(mProgramId);
lock (g)
{
GL.Uniform1(mUniform_BiasCoefficient, KWEngine.ShadowMapCoefficient);
GL.Uniform4(mUniform_Glow, g.Glow);
GL.Uniform4(mUniform_Outline, g.ColorOutline);
GL.Uniform3(mUniform_TintColor, g.Color);
// How many lights are there?
GL.Uniform1(mUniform_LightCount, lightCount);
GL.Uniform4(mUniform_LightsColors, KWEngine.MAX_LIGHTS, lightColors);
GL.Uniform4(mUniform_LightsTargets, KWEngine.MAX_LIGHTS, lightTargets);
GL.Uniform4(mUniform_LightsPositions, KWEngine.MAX_LIGHTS, lightPositions);
// Sun
GL.Uniform4(mUniform_SunIntensity, g.CurrentWorld.GetSunColor());
GL.Uniform3(mUniform_SunPosition, g.CurrentWorld.GetSunPosition().X, g.CurrentWorld.GetSunPosition().Y, g.CurrentWorld.GetSunPosition().Z);
Vector3 sunDirection = g.CurrentWorld.GetSunPosition() - g.CurrentWorld.GetSunTarget();
sunDirection.NormalizeFast();
GL.Uniform3(mUniform_SunDirection, ref sunDirection);
GL.Uniform1(mUniform_SunAmbient, g.CurrentWorld.SunAmbientFactor);
GL.Uniform1(mUniform_SunAffection, g.IsAffectedBySun ? 1 : 0);
GL.Uniform1(mUniform_LightAffection, g.IsAffectedByLight ? 1 : 0);
// Camera
if (!CurrentWorld.IsFirstPersonMode)
{
GL.Uniform3(mUniform_uCameraPos, g.CurrentWorld.GetCameraPosition().X, g.CurrentWorld.GetCameraPosition().Y, g.CurrentWorld.GetCameraPosition().Z);
GL.Uniform3(mUniform_uCameraDirection, g.CurrentWorld.GetCameraLookAtVector());
}
else
{
GL.Uniform3(mUniform_uCameraPos, g.CurrentWorld.GetFirstPersonObject().Position.X, g.CurrentWorld.GetFirstPersonObject().Position.Y + g.CurrentWorld.GetFirstPersonObject().FPSEyeOffset, g.CurrentWorld.GetFirstPersonObject().Position.Z);
GL.Uniform3(mUniform_uCameraDirection, HelperCamera.GetLookAtVector());
}
// Upload depth texture (shadow mapping)
GL.ActiveTexture(TextureUnit.Texture3);
GL.BindTexture(TextureTarget.Texture2D, GLWindow.CurrentWindow.TextureShadowMap);
GL.Uniform1(mUniform_TextureShadowMap, 3);
if (lightShadow >= 0)
{
GL.ActiveTexture(TextureUnit.Texture5);
GL.BindTexture(TextureTarget.Texture2D, GLWindow.CurrentWindow.TextureShadowMap2);
GL.Uniform1(mUniform_TextureShadowMap2, 5);
GL.Uniform1(mUniform_ShadowLightPosition, lightShadow);
GL.Uniform1(mUniform_BiasCoefficient2, CurrentWorld.GetLightObjects().ElementAt(lightShadow).ShadowMapBiasCoefficient);
}
else
{
GL.ActiveTexture(TextureUnit.Texture5);
GL.BindTexture(TextureTarget.Texture2D, GLWindow.CurrentWindow.TextureShadowMap2);
GL.Uniform1(mUniform_TextureShadowMap2, 5);
GL.Uniform1(mUniform_ShadowLightPosition, -1);
}
int index = 0;
foreach (string meshName in g.Model.Meshes.Keys)
{
if (g._cubeModel is GeoModelCube6)
{
index = 0;
}
// Matrices:
try
{
Matrix4.Mult(ref g.ModelMatrixForRenderPass[index], ref viewProjection, out _modelViewProjection);
Matrix4.Transpose(ref g.ModelMatrixForRenderPass[index], out _normalMatrix);
Matrix4.Invert(ref _normalMatrix, out _normalMatrix);
}
catch (Exception)
{
continue;
}
GL.UniformMatrix4(mUniform_ModelMatrix, false, ref g.ModelMatrixForRenderPass[index]);
GL.UniformMatrix4(mUniform_NormalMatrix, false, ref _normalMatrix);
GL.UniformMatrix4(mUniform_MVP, false, ref _modelViewProjection);
// Shadow mapping
Matrix4 modelViewProjectionMatrixBiased = g.ModelMatrixForRenderPass[index] * viewProjectionShadowBiased;
GL.UniformMatrix4(mUniform_MVPShadowMap, false, ref modelViewProjectionMatrixBiased);
if (lightShadow >= 0)
{
Matrix4 modelViewProjectionMatrixBiased2 = g.ModelMatrixForRenderPass[index] * viewProjectionShadowBiased2;
GL.UniformMatrix4(mUniform_MVPShadowMap2, false, ref modelViewProjectionMatrixBiased2);
}
index++;
GL.Disable(EnableCap.Blend);
GeoMesh mesh = g.Model.Meshes[meshName];
if (mesh.Material.Opacity <= 0)
{
continue;
}
if (mesh.Material.Opacity < 1 || g.Opacity < 1)
{
GL.Enable(EnableCap.Blend);
}
if (g.Opacity < mesh.Material.Opacity)
{
GL.Uniform1(mUniform_Opacity, g.Opacity);
}
else
{
GL.Uniform1(mUniform_Opacity, mesh.Material.Opacity);
}
Dictionary <GameObject.Override, object> overrides = null;
if (g._overrides.ContainsKey(mesh.Name))
{
overrides = g._overrides[mesh.Name];
}
if (mesh.BoneNames.Count > 0 && g.AnimationID >= 0 && g.Model.Animations != null && g.Model.Animations.Count > 0)
{
GL.Uniform1(mUniform_UseAnimations, 1);
for (int i = 0; i < g.BoneTranslationMatrices[meshName].Length; i++)
{
Matrix4 tmp = g.BoneTranslationMatrices[meshName][i];
GL.UniformMatrix4(mUniform_BoneTransforms + i, false, ref tmp);
}
}
else
{
GL.Uniform1(mUniform_UseAnimations, 0);
}
if (g._cubeModel != null)
{
GL.Uniform1(mUniform_SpecularPower, g._cubeModel.SpecularPower);
GL.Uniform1(mUniform_SpecularArea, g._cubeModel.SpecularArea);
}
else
{
if (overrides == null || overrides.Count == 0)
{
GL.Uniform1(mUniform_SpecularPower, mesh.Material.SpecularPower);
}
else
{
bool found = overrides.TryGetValue(GameObject.Override.SpecularPower, out object value);
if (found)
{
GL.Uniform1(mUniform_SpecularPower, (float)value);
}
else
{
GL.Uniform1(mUniform_SpecularPower, mesh.Material.SpecularPower);
}
}
if (overrides == null || overrides.Count == 0)
{
GL.Uniform1(mUniform_SpecularArea, mesh.Material.SpecularArea);
}
else
{
bool found = overrides.TryGetValue(GameObject.Override.SpecularArea, out object value);
if (found)
{
GL.Uniform1(mUniform_SpecularArea, (float)value);
}
else
{
GL.Uniform1(mUniform_SpecularArea, mesh.Material.SpecularArea);
}
}
}
if (g._cubeModel != null)
{
UploadMaterialForKWCube(g._cubeModel, mesh, g);
GL.Uniform1(mUniform_TextureUseLightMap, 0);
}
else
{
if (mesh.Material.TextureLight.OpenGLID > 0)
{
GL.ActiveTexture(TextureUnit.Texture8);
GL.BindTexture(TextureTarget.Texture2D, mesh.Material.TextureLight.OpenGLID);
GL.Uniform1(mUniform_TextureLightMap, 8);
GL.Uniform1(mUniform_TextureUseLightMap, 1);
}
else
{
GL.Uniform1(mUniform_TextureUseLightMap, 0);
}
bool found = false;
object overrideValue = null;
if (overrides != null && overrides.Count > 0)
{
found = overrides.TryGetValue(GameObject.Override.TextureTransform, out overrideValue);
}
if (found)
{
Vector2 uvTransform = (Vector2)overrideValue;
GL.Uniform2(mUniform_TextureTransform, uvTransform.X, uvTransform.Y);
}
else
{
GL.Uniform2(mUniform_TextureTransform, mesh.Material.TextureDiffuse.UVTransform.X, mesh.Material.TextureDiffuse.UVTransform.Y);
}
// Diffuse texture:
overrideValue = null;
found = false;
int texId = -1;
if (overrides != null && overrides.Count > 0)
{
found = overrides.TryGetValue(GameObject.Override.TextureDiffuse, out overrideValue);
}
if (found)
{
texId = ((GeoTexture)overrideValue).OpenGLID;
}
else
{
texId = mesh.Material.TextureDiffuse.OpenGLID;
}
if (texId > 0)
{
GL.ActiveTexture(TextureUnit.Texture0);
GL.BindTexture(TextureTarget.Texture2D, texId);
GL.Uniform1(mUniform_Texture, 0);
GL.Uniform1(mUniform_TextureUse, 1);
GL.Uniform3(mUniform_BaseColor, 1f, 1f, 1f);
}
else
{
GL.Uniform1(mUniform_TextureUse, 0);
GL.Uniform3(mUniform_BaseColor, mesh.Material.ColorDiffuse.X, mesh.Material.ColorDiffuse.Y, mesh.Material.ColorDiffuse.Z);
}
overrideValue = null;
found = false;
texId = -1;
if (overrides != null && overrides.Count > 0)
{
found = overrides.TryGetValue(GameObject.Override.TextureNormal, out overrideValue);
}
if (found)
{
texId = ((GeoTexture)overrideValue).OpenGLID;
}
else
{
texId = mesh.Material.TextureNormal.OpenGLID;
}
if (texId > 0)
{
GL.ActiveTexture(TextureUnit.Texture1);
GL.BindTexture(TextureTarget.Texture2D, texId);
GL.Uniform1(mUniform_TextureNormalMap, 1);
GL.Uniform1(mUniform_TextureUseNormalMap, 1);
}
else
{
GL.Uniform1(mUniform_TextureUseNormalMap, 0);
}
overrideValue = null;
found = false;
texId = -1;
if (overrides != null)
{
found = overrides.TryGetValue(GameObject.Override.TextureSpecular, out overrideValue);
}
if (found)
{
texId = ((GeoTexture)overrideValue).OpenGLID;
}
else
{
texId = mesh.Material.TextureSpecular.OpenGLID;
}
if (texId > 0)
{
GL.ActiveTexture(TextureUnit.Texture2);
GL.BindTexture(TextureTarget.Texture2D, texId);
GL.Uniform1(mUniform_TextureSpecularMap, 2);
GL.Uniform1(mUniform_TextureUseSpecularMap, 1);
if (!found && mesh.Material.TextureSpecularIsRoughness)
{
GL.Uniform1(mUniform_TextureSpecularIsRoughness, mesh.Material.TextureSpecularIsRoughness ? 1 : 0);
}
else
{
GL.Uniform1(mUniform_TextureSpecularIsRoughness, 0);
}
}
else
{
GL.Uniform1(mUniform_TextureUseSpecularMap, 0);
GL.Uniform1(mUniform_TextureSpecularIsRoughness, 0);
}
if (mesh.Material.TextureEmissive.OpenGLID > 0)
{
GL.ActiveTexture(TextureUnit.Texture4);
GL.BindTexture(TextureTarget.Texture2D, mesh.Material.TextureEmissive.OpenGLID);
GL.Uniform1(mUniform_TextureEmissiveMap, 4);
GL.Uniform1(mUniform_TextureUseEmissiveMap, 1);
}
else
{
GL.Uniform1(mUniform_TextureUseEmissiveMap, 0);
}
if (g.ColorEmissive.W > 0)
{
GL.Uniform4(mUniform_EmissiveColor, g.ColorEmissive);
}
else
{
GL.Uniform4(mUniform_EmissiveColor, mesh.Material.ColorEmissive);
}
}
GL.BindVertexArray(mesh.VAO);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, mesh.VBOIndex);
GL.DrawElements(mesh.Primitive, mesh.IndexCount, DrawElementsType.UnsignedInt, 0);
//HelperGL.CheckGLErrors();
GL.BindBuffer(BufferTarget.ElementArrayBuffer, 0);
GL.BindVertexArray(0);
GL.BindTexture(TextureTarget.Texture2D, 0);
}
}
GL.BindTexture(TextureTarget.Texture2D, 0);
GL.UseProgram(0);
}
