void WorldRenderer::RenderWorld(const corgi::CameraInterface& camera,
fplbase::Renderer& renderer, World* world) {
mat4 camera_transform = camera.GetTransformMatrix();
renderer.set_color(mathfu::kOnes4f);
renderer.DepthTest(true);
renderer.set_model_view_projection(camera_transform);
assert(textured_shadowed_shader_);
textured_shadowed_shader_->SetUniform("view_projection", camera_transform);
textured_shadowed_shader_->SetUniform("light_view_projection",
light_camera_.GetTransformMatrix());
textured_shadowed_shader_->SetUniform(
"shadow_intensity",
world->config->rendering_config()->shadow_intensity());
float shadow_intensity =
world->config->rendering_config()->shadow_intensity();
float ambient_intensity = 1.0f - shadow_intensity;
vec4 ambient =
vec4(ambient_intensity, ambient_intensity, ambient_intensity, 1.0f);
float diffuse_intensity = shadow_intensity;
vec4 diffuse =
vec4(diffuse_intensity, diffuse_intensity, diffuse_intensity, 1.0f);
textured_lit_cutout_shader_->SetUniform("ambient_material", ambient);
textured_lit_cutout_shader_->SetUniform("diffuse_material", diffuse);
textured_lit_shader_->SetUniform("ambient_material", ambient);
textured_lit_shader_->SetUniform("diffuse_material", diffuse);
textured_lit_bank_shader_->SetUniform("ambient_material", ambient);
textured_lit_bank_shader_->SetUniform("diffuse_material", diffuse);
textured_skinned_lit_shader_->SetUniform("ambient_material", ambient);
textured_skinned_lit_shader_->SetUniform("diffuse_material", diffuse);
float texture_repeats = world->config->river_config()->texture_repeats();
float river_offset = world->river_component.river_offset();
river_shader_->SetUniform("river_offset", river_offset);
river_shader_->SetUniform("texture_repeats", texture_repeats);
SetFogUniforms(textured_shadowed_shader_, world);
SetFogUniforms(textured_lit_shader_, world);
SetFogUniforms(textured_lit_bank_shader_, world);
SetFogUniforms(textured_skinned_lit_shader_, world);
shadow_map_.BindAsTexture(kShadowMapTextureID);
if (!world->skip_rendermesh_rendering) {
for (int pass = 0; pass < corgi::RenderPass_Count; pass++) {
world->render_mesh_component.RenderPass(pass, camera, renderer);
}
}
if (world->draw_debug_physics) {
world->physics_component.DebugDrawWorld(&renderer, camera_transform);
}
}
static void RenderSettingsGear(fplbase::Renderer& renderer, World* world) {
vec2i res = renderer.window_size();
renderer.set_model_view_projection(mathfu::mat4::Ortho(
0.0f, static_cast<float>(res.x), static_cast<float>(res.y), 0.0f,
-1.0f, 1.0f));
renderer.set_color(mathfu::kOnes4f);
auto shader = world->asset_manager->LoadShader("shaders/textured");
world->cardboard_settings_gear->Set(renderer);
shader->Set(renderer);
fplbase::Mesh::RenderAAQuadAlongX(
vec3((res.x - kGearSize) / 2.0f, res.y - kGearSize, 0.0f),
vec3((res.x + kGearSize) / 2.0f, res.y, 0.0f));
}
// Draw the shadow map in the world, so we can see it.
void WorldRenderer::DebugShowShadowMap(const corgi::CameraInterface& camera,
fplbase::Renderer& renderer) {
fplbase::RenderTarget::ScreenRenderTarget(renderer).SetAsRenderTarget();
static const mat4 kDebugTextureWorldTransform =
mat4::FromScaleVector(mathfu::vec3(10.0f, 10.0f, 10.0f));
const mat4 mvp = camera.GetTransformMatrix() * kDebugTextureWorldTransform;
const mat4 world_matrix_inverse = kDebugTextureWorldTransform.Inverse();
renderer.set_camera_pos(world_matrix_inverse * camera.position());
renderer.set_light_pos(world_matrix_inverse * light_camera_.position());
renderer.set_model_view_projection(mvp);
renderer.set_color(vec4(1.0f, 1.0f, 1.0f, 1.0f));
shadow_map_.BindAsTexture(0);
textured_shader_->Set(renderer);
// Render a large quad in the world, with the shadowmap texture on it:
fplbase::Mesh::RenderAAQuadAlongX(vec3(0.0f, 0.0f, 0.0f),
vec3(10.0f, 0.0f, 10.0f),
vec2(1.0f, 0.0f), vec2(0.0f, 1.0f));
}
void WorldRenderer::RenderWorld(const corgi::CameraInterface &camera,
fplbase::Renderer &renderer, World *world) {
PushDebugMarker("Render World");
PushDebugMarker("Scene Setup");
if (world->RenderingOptionsDirty()) {
RefreshGlobalShaderDefines(world);
}
mat4 camera_transform = camera.GetTransformMatrix();
renderer.set_color(mathfu::kOnes4f);
renderer.SetDepthFunction(fplbase::kDepthFunctionLess);
renderer.set_model_view_projection(camera_transform);
float texture_repeats =
world->CurrentLevel()->river_config()->texture_repeats();
float river_offset = world->river_component.river_offset();
if (world->RenderingOptionEnabled(kShadowEffect)) {
world->asset_manager->ForEachShaderWithDefine(
kDefinesText[kShadowEffect], [&](fplbase::Shader *shader) {
shader->SetUniform("view_projection", camera_transform);
shader->SetUniform("light_view_projection",
light_camera_.GetTransformMatrix());
});
}
world->asset_manager->ForEachShaderWithDefine(
"WATER", [&](fplbase::Shader *shader) {
shader->SetUniform("river_offset", river_offset);
shader->SetUniform("texture_repeats", texture_repeats);
});
world->asset_manager->ForEachShaderWithDefine(
kDefinesText[kPhongShading],
[&](fplbase::Shader *shader) { SetLightingUniforms(shader, world); });
world->asset_manager->ForEachShaderWithDefine(
"FOG_EFFECT",
[&](fplbase::Shader *shader) { SetFogUniforms(shader, world); });
shadow_map_.BindAsTexture(kShadowMapTextureID);
PopDebugMarker(); // Scene Setup
if (!world->skip_rendermesh_rendering) {
for (int pass = 0; pass < corgi::RenderPass_Count; pass++) {
PushDebugMarker("RenderPass");
world->render_mesh_component.RenderPass(pass, camera, renderer);
PopDebugMarker();
}
}
if (world->draw_debug_physics) {
PushDebugMarker("Debug Draw World");
world->physics_component.DebugDrawWorld(&renderer, camera_transform);
PopDebugMarker();
}
PushDebugMarker("Text");
world->render_3d_text_component.RenderAllEntities(camera);
PopDebugMarker();
PopDebugMarker(); // Render World
}
// Render a single render-pass, by ID.
void RenderMeshComponent::RenderPass(int pass_id, const CameraInterface& camera,
fplbase::Renderer& renderer,
const fplbase::Shader* shader_override) {
mat4 camera_vp = camera.GetTransformMatrix();
for (size_t i = 0; i < pass_render_list_[pass_id].size(); i++) {
EntityRef& entity = pass_render_list_[pass_id][i].entity;
RenderMeshData* rendermesh_data = Data<RenderMeshData>(entity);
TransformData* transform_data = Data<TransformData>(entity);
AnimationData* anim_data = Data<AnimationData>(entity);
// TODO: anim_data will set uniforms for an array of matricies. Each
// matrix represents one bone position.
const bool has_anim = anim_data != nullptr && anim_data->motivator.Valid();
const int num_mesh_bones = rendermesh_data->mesh->num_bones();
const int num_anim_bones =
has_anim ? anim_data->motivator.DefiningAnim()->NumBones() : 0;
const bool has_one_bone_anim =
has_anim && (num_mesh_bones <= 1 || num_anim_bones == 1);
const mat4 world_transform =
has_one_bone_anim
? transform_data->world_transform *
mat4::FromAffineTransform(
anim_data->motivator.GlobalTransforms()[0])
: transform_data->world_transform;
const mat4 mvp = camera_vp * world_transform;
const mat4 world_matrix_inverse = world_transform.Inverse();
renderer.set_light_pos(world_matrix_inverse * light_position_);
renderer.set_color(rendermesh_data->tint);
renderer.set_model(world_transform);
// If the mesh has a skeleton, we need to update the bone positions.
// The positions are normally supplied by the animation, but if they are
// not, use the default pose in the RenderMesh.
if (num_mesh_bones > 1) {
const bool use_default_pose =
num_anim_bones != num_mesh_bones || rendermesh_data->default_pose;
const mathfu::AffineTransform* bone_transforms =
use_default_pose ? rendermesh_data->mesh->bone_global_transforms()
: anim_data->motivator.GlobalTransforms();
rendermesh_data->mesh->GatherShaderTransforms(
bone_transforms, rendermesh_data->shader_transforms);
renderer.SetBoneTransforms(rendermesh_data->shader_transforms,
rendermesh_data->num_shader_transforms);
}
if (!camera.IsStereo()) {
renderer.set_camera_pos(world_matrix_inverse * camera.position());
renderer.set_model_view_projection(mvp);
if (!shader_override && rendermesh_data->shader) {
rendermesh_data->shader->Set(renderer);
} else {
shader_override->Set(renderer);
}
rendermesh_data->mesh->Render(renderer);
} else {
const fplbase::Shader* shader = nullptr;
if (!shader_override && rendermesh_data->shader) {
shader = rendermesh_data->shader;
} else {
shader = shader_override;
}
mathfu::vec4i viewport[2] = {camera.viewport(0), camera.viewport(1)};
mat4 camera_vp_stereo = camera.GetTransformMatrix(1);
mat4 mvp_matrices[2] = {mvp, camera_vp_stereo * world_transform};
vec3 camera_positions[2] = {world_matrix_inverse * camera.position(0),
world_matrix_inverse * camera.position(1)};
rendermesh_data->mesh->RenderStereo(renderer, shader, viewport,
mvp_matrices, camera_positions);
}
}
}