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Review PBR shaders

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Issue was related to vertex tangent attibutes not uploaded to GPU, a quick solution was implemented for new vertex attributes loading for already existing meshes... I don't like it specially but it will work for now.
This commit is contained in:
Ray 2019-04-05 16:43:09 +02:00
parent 0f9fe34c3a
commit c600dd0766
6 changed files with 41 additions and 6 deletions
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8
examples/models/models_material_pbr.c
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@ -38,7 +38,11 @@ int main()
// Load model and PBR material
Model model = LoadModel("resources/pbr/trooper.obj");
// Mesh tangents are generated... and uploaded to GPU
// NOTE: New VBO for tangents is generated at default location and also binded to mesh VAO
MeshTangents(&model.meshes[0]);
model.materials[0] = LoadMaterialPBR((Color){ 255, 255, 255, 255 }, 1.0f, 1.0f);
// Define lights attributes
@ -143,9 +147,13 @@ static Material LoadMaterialPBR(Color albedo, float metalness, float roughness)
#define PATH_BRDF_FS "resources/shaders/brdf.fs" // Path to bidirectional reflectance distribution function fragment shader
Shader shdrCubemap = LoadShader(PATH_CUBEMAP_VS, PATH_CUBEMAP_FS);
printf("Loaded shader: cubemap\n");
Shader shdrIrradiance = LoadShader(PATH_SKYBOX_VS, PATH_IRRADIANCE_FS);
printf("Loaded shader: irradiance\n");
Shader shdrPrefilter = LoadShader(PATH_SKYBOX_VS, PATH_PREFILTER_FS);
printf("Loaded shader: prefilter\n");
Shader shdrBRDF = LoadShader(PATH_BRDF_VS, PATH_BRDF_FS);
printf("Loaded shader: brdf\n");
// Setup required shader locations
SetShaderValue(shdrCubemap, GetShaderLocation(shdrCubemap, "equirectangularMap"), (int[1]){ 0 }, UNIFORM_INT);