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Ray 2019-05-20 16:36:42 +02:00
parent a43a7980a3
commit b525039e0a
96 changed files with 1301 additions and 1317 deletions
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28
examples/models/models_material_pbr.c
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@ -25,12 +25,12 @@
// PBR material loading
static Material LoadMaterialPBR(Color albedo, float metalness, float roughness);
int main()
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
int screenWidth = 800;
int screenHeight = 450;
const int screenWidth = 800;
const int screenHeight = 450;
SetConfigFlags(FLAG_MSAA_4X_HINT); // Enable Multi Sampling Anti Aliasing 4x (if available)
InitWindow(screenWidth, screenHeight, "raylib [models] example - pbr material");
@ -45,7 +45,7 @@ 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]);
@ -54,13 +54,13 @@ int main()
// Define lights attributes
// NOTE: Shader is passed to every light on creation to define shader bindings internally
Light lights[MAX_LIGHTS] = {
Light lights[MAX_LIGHTS] = {
CreateLight(LIGHT_POINT, (Vector3){ LIGHT_DISTANCE, LIGHT_HEIGHT, 0.0f }, (Vector3){ 0.0f, 0.0f, 0.0f }, (Color){ 255, 0, 0, 255 }, model.materials[0].shader),
CreateLight(LIGHT_POINT, (Vector3){ 0.0f, LIGHT_HEIGHT, LIGHT_DISTANCE }, (Vector3){ 0.0f, 0.0f, 0.0f }, (Color){ 0, 255, 0, 255 }, model.materials[0].shader),
CreateLight(LIGHT_POINT, (Vector3){ -LIGHT_DISTANCE, LIGHT_HEIGHT, 0.0f }, (Vector3){ 0.0f, 0.0f, 0.0f }, (Color){ 0, 0, 255, 255 }, model.materials[0].shader),
CreateLight(LIGHT_DIRECTIONAL, (Vector3){ 0.0f, LIGHT_HEIGHT*2.0f, -LIGHT_DISTANCE }, (Vector3){ 0.0f, 0.0f, 0.0f }, (Color){ 255, 0, 255, 255 }, model.materials[0].shader)
CreateLight(LIGHT_DIRECTIONAL, (Vector3){ 0.0f, LIGHT_HEIGHT*2.0f, -LIGHT_DISTANCE }, (Vector3){ 0.0f, 0.0f, 0.0f }, (Color){ 255, 0, 255, 255 }, model.materials[0].shader)
};
SetCameraMode(camera, CAMERA_ORBITAL); // Set an orbital camera mode
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
@ -72,7 +72,7 @@ int main()
// Update
//----------------------------------------------------------------------------------
UpdateCamera(&camera); // Update camera
// Send to material PBR shader camera view position
float cameraPos[3] = { camera.position.x, camera.position.y, camera.position.z };
SetShaderValue(model.materials[0].shader, model.materials[0].shader.locs[LOC_VECTOR_VIEW], cameraPos, UNIFORM_VEC3);
@ -87,7 +87,7 @@ int main()
BeginMode3D(camera);
DrawModel(model, Vector3Zero(), 1.0f, WHITE);
DrawGrid(10, 1.0f);
EndMode3D();
@ -137,7 +137,7 @@ static Material LoadMaterialPBR(Color albedo, float metalness, float roughness)
mat.shader.locs[LOC_MATRIX_MODEL] = GetShaderLocation(mat.shader, "matModel");
mat.shader.locs[LOC_MATRIX_VIEW] = GetShaderLocation(mat.shader, "view");
mat.shader.locs[LOC_VECTOR_VIEW] = GetShaderLocation(mat.shader, "viewPos");
// Set PBR standard maps
mat.maps[MAP_ALBEDO].texture = LoadTexture("resources/pbr/trooper_albedo.png");
mat.maps[MAP_NORMAL].texture = LoadTexture("resources/pbr/trooper_normals.png");
@ -185,27 +185,27 @@ static Material LoadMaterialPBR(Color albedo, float metalness, float roughness)
mat.maps[MAP_BRDF].texture = GenTextureBRDF(shdrBRDF, BRDF_SIZE);
UnloadTexture(cubemap);
UnloadTexture(texHDR);
// Unload already used shaders (to create specific textures)
UnloadShader(shdrCubemap);
UnloadShader(shdrIrradiance);
UnloadShader(shdrPrefilter);
UnloadShader(shdrBRDF);
// Set textures filtering for better quality
SetTextureFilter(mat.maps[MAP_ALBEDO].texture, FILTER_BILINEAR);
SetTextureFilter(mat.maps[MAP_NORMAL].texture, FILTER_BILINEAR);
SetTextureFilter(mat.maps[MAP_METALNESS].texture, FILTER_BILINEAR);
SetTextureFilter(mat.maps[MAP_ROUGHNESS].texture, FILTER_BILINEAR);
SetTextureFilter(mat.maps[MAP_OCCLUSION].texture, FILTER_BILINEAR);
// Enable sample usage in shader for assigned textures
SetShaderValue(mat.shader, GetShaderLocation(mat.shader, "albedo.useSampler"), (int[1]){ 1 }, UNIFORM_INT);
SetShaderValue(mat.shader, GetShaderLocation(mat.shader, "normals.useSampler"), (int[1]){ 1 }, UNIFORM_INT);
SetShaderValue(mat.shader, GetShaderLocation(mat.shader, "metalness.useSampler"), (int[1]){ 1 }, UNIFORM_INT);
SetShaderValue(mat.shader, GetShaderLocation(mat.shader, "roughness.useSampler"), (int[1]){ 1 }, UNIFORM_INT);
SetShaderValue(mat.shader, GetShaderLocation(mat.shader, "occlusion.useSampler"), (int[1]){ 1 }, UNIFORM_INT);
int renderModeLoc = GetShaderLocation(mat.shader, "renderMode");
SetShaderValue(mat.shader, renderModeLoc, (int[1]){ 0 }, UNIFORM_INT);