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Applyind clang-format on main.cc. Included gltf-loader

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Signed-off by: Arthur Brainville (Ybalrid) <ybalrid@ybalrid.info>
This commit is contained in:
Arthur Brainville (Ybalrid) 2018-02-18 20:24:57 +01:00 committed by Arthur Brainville
parent 3903446bfc
commit a6cbf3d35b
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GPG Key ID: BC05C4812A06BCF3
1 changed files with 160 additions and 158 deletions
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192
examples/raytrace/main.cc
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@ -55,10 +55,10 @@ THE SOFTWARE.
#include <cstring> #include <cstring>
#include <iostream> #include <iostream>
#include <limits> #include <limits>
#include <map>
#include <sstream>
#include <string> #include <string>
#include <vector> #include <vector>
#include <sstream>
#include <map>
#include <atomic> // C++11 #include <atomic> // C++11
#include <chrono> // C++11 #include <chrono> // C++11
@ -75,19 +75,20 @@ THE SOFTWARE.
#pragma warning(disable : 4201) #pragma warning(disable : 4201)
#endif #endif
#include "glm/mat4x4.hpp"
#include "glm/gtc/quaternion.hpp"
#include "glm/gtc/matrix_transform.hpp" #include "glm/gtc/matrix_transform.hpp"
#include "glm/gtc/quaternion.hpp"
#include "glm/gtc/type_ptr.hpp" #include "glm/gtc/type_ptr.hpp"
#include "glm/mat4x4.hpp"
#if defined(_MSC_VER) #if defined(_MSC_VER)
#pragma warning(pop) #pragma warning(pop)
#endif #endif
#include "gltf-loader.h"
#include "nanosg.h" #include "nanosg.h"
#include "obj-loader.h"
#include "render-config.h" #include "render-config.h"
#include "render.h" #include "render.h"
#include "obj-loader.h"
#include "trackball.h" #include "trackball.h"
#ifdef WIN32 #ifdef WIN32
@ -102,7 +103,8 @@ int gHeight = 512;
int gMousePosX = -1, gMousePosY = -1; int gMousePosX = -1, gMousePosY = -1;
bool gMouseLeftDown = false; bool gMouseLeftDown = false;
//FIX issue when max passes is done - no modes is switched. pass must be set to 0 when mode is changed // FIX issue when max passes is done - no modes is switched. pass must be set to
// 0 when mode is changed
int gShowBufferMode_prv = SHOW_BUFFER_COLOR; int gShowBufferMode_prv = SHOW_BUFFER_COLOR;
int gShowBufferMode = SHOW_BUFFER_COLOR; int gShowBufferMode = SHOW_BUFFER_COLOR;
@ -125,8 +127,7 @@ std::atomic<bool> gSceneDirty;
example::RenderConfig gRenderConfig; example::RenderConfig gRenderConfig;
std::mutex gMutex; std::mutex gMutex;
struct RenderLayer struct RenderLayer {
{
std::vector<float> displayRGBA; // Accumurated image. std::vector<float> displayRGBA; // Accumurated image.
std::vector<float> rgba; std::vector<float> rgba;
std::vector<float> auxRGBA; // Auxiliary buffer std::vector<float> auxRGBA; // Auxiliary buffer
@ -140,14 +141,12 @@ struct RenderLayer
RenderLayer gRenderLayer; RenderLayer gRenderLayer;
struct Camera struct Camera {
{
glm::mat4 view; glm::mat4 view;
glm::mat4 projection; glm::mat4 projection;
}; };
struct ManipConfig struct ManipConfig {
{
glm::vec3 snapTranslation; glm::vec3 snapTranslation;
glm::vec3 snapRotation; glm::vec3 snapRotation;
glm::vec3 snapScale; glm::vec3 snapScale;
@ -198,10 +197,10 @@ void RenderThread() {
// gRenderCancel may be set to true in main loop. // gRenderCancel may be set to true in main loop.
// Render() will repeatedly check this flag inside the rendering loop. // Render() will repeatedly check this flag inside the rendering loop.
bool ret = bool ret = example::Renderer::Render(
example::Renderer::Render(&gRenderLayer.rgba.at(0), &gRenderLayer.auxRGBA.at(0), &gRenderLayer.sampleCounts.at(0), &gRenderLayer.rgba.at(0), &gRenderLayer.auxRGBA.at(0),
gCurrQuat, gScene, gAsset, gRenderConfig, gRenderCancel &gRenderLayer.sampleCounts.at(0), gCurrQuat, gScene, gAsset,
, gRenderConfig, gRenderCancel,
gShowBufferMode // added mode passing gShowBufferMode // added mode passing
); );
@ -225,10 +224,12 @@ void InitRender(example::RenderConfig* rc) {
rc->max_passes = 128; rc->max_passes = 128;
gRenderLayer.sampleCounts.resize(rc->width * rc->height); gRenderLayer.sampleCounts.resize(rc->width * rc->height);
std::fill(gRenderLayer.sampleCounts.begin(), gRenderLayer.sampleCounts.end(), 0.0); std::fill(gRenderLayer.sampleCounts.begin(), gRenderLayer.sampleCounts.end(),
0.0);
gRenderLayer.displayRGBA.resize(rc->width * rc->height * 4); gRenderLayer.displayRGBA.resize(rc->width * rc->height * 4);
std::fill(gRenderLayer.displayRGBA.begin(), gRenderLayer.displayRGBA.end(), 0.0); std::fill(gRenderLayer.displayRGBA.begin(), gRenderLayer.displayRGBA.end(),
0.0);
gRenderLayer.rgba.resize(rc->width * rc->height * 4); gRenderLayer.rgba.resize(rc->width * rc->height * 4);
std::fill(gRenderLayer.rgba.begin(), gRenderLayer.rgba.end(), 0.0); std::fill(gRenderLayer.rgba.begin(), gRenderLayer.rgba.end(), 0.0);
@ -237,19 +238,23 @@ void InitRender(example::RenderConfig* rc) {
std::fill(gRenderLayer.auxRGBA.begin(), gRenderLayer.auxRGBA.end(), 0.0); std::fill(gRenderLayer.auxRGBA.begin(), gRenderLayer.auxRGBA.end(), 0.0);
gRenderLayer.normalRGBA.resize(rc->width * rc->height * 4); gRenderLayer.normalRGBA.resize(rc->width * rc->height * 4);
std::fill(gRenderLayer.normalRGBA.begin(), gRenderLayer.normalRGBA.end(), 0.0); std::fill(gRenderLayer.normalRGBA.begin(), gRenderLayer.normalRGBA.end(),
0.0);
gRenderLayer.positionRGBA.resize(rc->width * rc->height * 4); gRenderLayer.positionRGBA.resize(rc->width * rc->height * 4);
std::fill(gRenderLayer.positionRGBA.begin(), gRenderLayer.positionRGBA.end(), 0.0); std::fill(gRenderLayer.positionRGBA.begin(), gRenderLayer.positionRGBA.end(),
0.0);
gRenderLayer.depthRGBA.resize(rc->width * rc->height * 4); gRenderLayer.depthRGBA.resize(rc->width * rc->height * 4);
std::fill(gRenderLayer.depthRGBA.begin(), gRenderLayer.depthRGBA.end(), 0.0); std::fill(gRenderLayer.depthRGBA.begin(), gRenderLayer.depthRGBA.end(), 0.0);
gRenderLayer.texCoordRGBA.resize(rc->width * rc->height * 4); gRenderLayer.texCoordRGBA.resize(rc->width * rc->height * 4);
std::fill(gRenderLayer.texCoordRGBA.begin(), gRenderLayer.texCoordRGBA.end(), 0.0); std::fill(gRenderLayer.texCoordRGBA.begin(), gRenderLayer.texCoordRGBA.end(),
0.0);
gRenderLayer.varyCoordRGBA.resize(rc->width * rc->height * 4); gRenderLayer.varyCoordRGBA.resize(rc->width * rc->height * 4);
std::fill(gRenderLayer.varyCoordRGBA.begin(), gRenderLayer.varyCoordRGBA.end(), 0.0); std::fill(gRenderLayer.varyCoordRGBA.begin(),
gRenderLayer.varyCoordRGBA.end(), 0.0);
rc->normalImage = &gRenderLayer.normalRGBA.at(0); rc->normalImage = &gRenderLayer.normalRGBA.at(0);
rc->positionImage = &gRenderLayer.positionRGBA.at(0); rc->positionImage = &gRenderLayer.positionRGBA.at(0);
@ -268,9 +273,8 @@ void checkErrors(std::string desc) {
} }
} }
static int CreateDisplayTextureGL(const float *data, int width, int height,
static int CreateDisplayTextureGL(const float *data, int width, int components) {
int height, int components) {
GLuint id; GLuint id;
glGenTextures(1, &id); glGenTextures(1, &id);
@ -294,8 +298,8 @@ static int CreateDisplayTextureGL(const float *data, int width,
assert(0); // "Invalid components" assert(0); // "Invalid components"
} }
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, format, glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, format, GL_FLOAT,
GL_FLOAT, data); data);
glBindTexture(GL_TEXTURE_2D, last_texture); glBindTexture(GL_TEXTURE_2D, last_texture);
@ -312,8 +316,10 @@ void keyboardCallback(int keycode, int state) {
// reset. // reset.
trackball(gCurrQuat, 0.0f, 0.0f, 0.0f, 0.0f); trackball(gCurrQuat, 0.0f, 0.0f, 0.0f, 0.0f);
// clear buffer. // clear buffer.
memset(gRenderLayer.rgba.data(), 0, sizeof(float) * gRenderConfig.width * gRenderConfig.height * 4); memset(gRenderLayer.rgba.data(), 0,
memset(gRenderLayer.sampleCounts.data(), 0, sizeof(int) * gRenderConfig.width * gRenderConfig.height); sizeof(float) * gRenderConfig.width * gRenderConfig.height * 4);
memset(gRenderLayer.sampleCounts.data(), 0,
sizeof(int) * gRenderConfig.width * gRenderConfig.height);
} else if (keycode == 9) { } else if (keycode == 9) {
gTabPressed = (state == 1); gTabPressed = (state == 1);
} else if (keycode == B3G_SHIFT) { } else if (keycode == B3G_SHIFT) {
@ -330,7 +336,6 @@ void keyboardCallback(int keycode, int state) {
} }
void mouseMoveCallback(float x, float y) { void mouseMoveCallback(float x, float y) {
if (gMouseLeftDown) { if (gMouseLeftDown) {
if (ImGuizmo::IsOver() || ImGuizmo::IsUsing()) { if (ImGuizmo::IsOver() || ImGuizmo::IsUsing()) {
} else { } else {
@ -491,13 +496,14 @@ void UpdateDisplayTextureGL(GLint tex_id, int width, int height) {
disp.resize(width * height * 4); disp.resize(width * height * 4);
{ {
for (size_t y = 0; y < height; y++) { for (size_t y = 0; y < height; y++) {
memcpy(&disp[4 * (y * width)], &buf[4 * ((height - y - 1) * width)], sizeof(float) * 4 * width); memcpy(&disp[4 * (y * width)], &buf[4 * ((height - y - 1) * width)],
sizeof(float) * 4 * width);
} }
} }
glBindTexture(GL_TEXTURE_2D, tex_id); glBindTexture(GL_TEXTURE_2D, tex_id);
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, width, height, GL_RGBA, GL_FLOAT, disp.data()); glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, width, height, GL_RGBA, GL_FLOAT,
disp.data());
glBindTexture(GL_TEXTURE_2D, 0); glBindTexture(GL_TEXTURE_2D, 0);
// glRasterPos2i(-1, -1); // glRasterPos2i(-1, -1);
@ -505,17 +511,16 @@ void UpdateDisplayTextureGL(GLint tex_id, int width, int height) {
// static_cast<const GLvoid*>(&buf.at(0))); // static_cast<const GLvoid*>(&buf.at(0)));
} }
void EditTransform(const ManipConfig &config, const Camera& camera, glm::mat4& matrix) void EditTransform(const ManipConfig &config, const Camera &camera,
{ glm::mat4 &matrix) {
static ImGuizmo::OPERATION mCurrentGizmoOperation(ImGuizmo::ROTATE); static ImGuizmo::OPERATION mCurrentGizmoOperation(ImGuizmo::ROTATE);
static ImGuizmo::MODE mCurrentGizmoMode(ImGuizmo::WORLD); static ImGuizmo::MODE mCurrentGizmoMode(ImGuizmo::WORLD);
if (ImGui::IsKeyPressed(90)) if (ImGui::IsKeyPressed(90)) mCurrentGizmoOperation = ImGuizmo::TRANSLATE;
mCurrentGizmoOperation = ImGuizmo::TRANSLATE; if (ImGui::IsKeyPressed(69)) mCurrentGizmoOperation = ImGuizmo::ROTATE;
if (ImGui::IsKeyPressed(69))
mCurrentGizmoOperation = ImGuizmo::ROTATE;
if (ImGui::IsKeyPressed(82)) // r Key if (ImGui::IsKeyPressed(82)) // r Key
mCurrentGizmoOperation = ImGuizmo::SCALE; mCurrentGizmoOperation = ImGuizmo::SCALE;
if (ImGui::RadioButton("Translate", mCurrentGizmoOperation == ImGuizmo::TRANSLATE)) if (ImGui::RadioButton("Translate",
mCurrentGizmoOperation == ImGuizmo::TRANSLATE))
mCurrentGizmoOperation = ImGuizmo::TRANSLATE; mCurrentGizmoOperation = ImGuizmo::TRANSLATE;
ImGui::SameLine(); ImGui::SameLine();
if (ImGui::RadioButton("Rotate", mCurrentGizmoOperation == ImGuizmo::ROTATE)) if (ImGui::RadioButton("Rotate", mCurrentGizmoOperation == ImGuizmo::ROTATE))
@ -524,14 +529,15 @@ void EditTransform(const ManipConfig &config, const Camera& camera, glm::mat4& m
if (ImGui::RadioButton("Scale", mCurrentGizmoOperation == ImGuizmo::SCALE)) if (ImGui::RadioButton("Scale", mCurrentGizmoOperation == ImGuizmo::SCALE))
mCurrentGizmoOperation = ImGuizmo::SCALE; mCurrentGizmoOperation = ImGuizmo::SCALE;
float matrixTranslation[3], matrixRotation[3], matrixScale[3]; float matrixTranslation[3], matrixRotation[3], matrixScale[3];
ImGuizmo::DecomposeMatrixToComponents(&matrix[0][0], matrixTranslation, matrixRotation, matrixScale); ImGuizmo::DecomposeMatrixToComponents(&matrix[0][0], matrixTranslation,
matrixRotation, matrixScale);
ImGui::InputFloat3("Tr", matrixTranslation, 3); ImGui::InputFloat3("Tr", matrixTranslation, 3);
ImGui::InputFloat3("Rt", matrixRotation, 3); ImGui::InputFloat3("Rt", matrixRotation, 3);
ImGui::InputFloat3("Sc", matrixScale, 3); ImGui::InputFloat3("Sc", matrixScale, 3);
ImGuizmo::RecomposeMatrixFromComponents(matrixTranslation, matrixRotation, matrixScale, &matrix[0][0]); ImGuizmo::RecomposeMatrixFromComponents(matrixTranslation, matrixRotation,
matrixScale, &matrix[0][0]);
if (mCurrentGizmoOperation != ImGuizmo::SCALE) if (mCurrentGizmoOperation != ImGuizmo::SCALE) {
{
if (ImGui::RadioButton("Local", mCurrentGizmoMode == ImGuizmo::LOCAL)) if (ImGui::RadioButton("Local", mCurrentGizmoMode == ImGuizmo::LOCAL))
mCurrentGizmoMode = ImGuizmo::LOCAL; mCurrentGizmoMode = ImGuizmo::LOCAL;
ImGui::SameLine(); ImGui::SameLine();
@ -539,13 +545,11 @@ void EditTransform(const ManipConfig &config, const Camera& camera, glm::mat4& m
mCurrentGizmoMode = ImGuizmo::WORLD; mCurrentGizmoMode = ImGuizmo::WORLD;
} }
static bool useSnap(false); static bool useSnap(false);
if (ImGui::IsKeyPressed(83)) if (ImGui::IsKeyPressed(83)) useSnap = !useSnap;
useSnap = !useSnap;
ImGui::Checkbox("", &useSnap); ImGui::Checkbox("", &useSnap);
ImGui::SameLine(); ImGui::SameLine();
glm::vec3 snap; glm::vec3 snap;
switch (mCurrentGizmoOperation) switch (mCurrentGizmoOperation) {
{
case ImGuizmo::TRANSLATE: case ImGuizmo::TRANSLATE:
snap = config.snapTranslation; snap = config.snapTranslation;
ImGui::InputFloat3("Snap", &snap.x); ImGui::InputFloat3("Snap", &snap.x);
@ -561,11 +565,12 @@ void EditTransform(const ManipConfig &config, const Camera& camera, glm::mat4& m
} }
ImGuiIO &io = ImGui::GetIO(); ImGuiIO &io = ImGui::GetIO();
ImGuizmo::SetRect(0, 0, io.DisplaySize.x, io.DisplaySize.y); ImGuizmo::SetRect(0, 0, io.DisplaySize.x, io.DisplaySize.y);
ImGuizmo::Manipulate(&camera.view[0][0], &camera.projection[0][0], mCurrentGizmoOperation, mCurrentGizmoMode, &matrix[0][0], NULL, useSnap ? &snap.x : NULL); ImGuizmo::Manipulate(&camera.view[0][0], &camera.projection[0][0],
mCurrentGizmoOperation, mCurrentGizmoMode, &matrix[0][0],
NULL, useSnap ? &snap.x : NULL);
} }
void DrawMesh(const example::Mesh<float> *mesh) void DrawMesh(const example::Mesh<float> *mesh) {
{
// TODO(LTE): Use vertex array or use display list. // TODO(LTE): Use vertex array or use display list.
glBegin(GL_TRIANGLES); glBegin(GL_TRIANGLES);
@ -579,20 +584,17 @@ void DrawMesh(const example::Mesh<float> *mesh)
glNormal3f(mesh->facevarying_normals[9 * i + 0], glNormal3f(mesh->facevarying_normals[9 * i + 0],
mesh->facevarying_normals[9 * i + 1], mesh->facevarying_normals[9 * i + 1],
mesh->facevarying_normals[9 * i + 2]); mesh->facevarying_normals[9 * i + 2]);
glVertex3f(mesh->vertices[3 * f0 + 0], glVertex3f(mesh->vertices[3 * f0 + 0], mesh->vertices[3 * f0 + 1],
mesh->vertices[3 * f0 + 1],
mesh->vertices[3 * f0 + 2]); mesh->vertices[3 * f0 + 2]);
glNormal3f(mesh->facevarying_normals[9 * i + 3], glNormal3f(mesh->facevarying_normals[9 * i + 3],
mesh->facevarying_normals[9 * i + 4], mesh->facevarying_normals[9 * i + 4],
mesh->facevarying_normals[9 * i + 5]); mesh->facevarying_normals[9 * i + 5]);
glVertex3f(mesh->vertices[3 * f1 + 0], glVertex3f(mesh->vertices[3 * f1 + 0], mesh->vertices[3 * f1 + 1],
mesh->vertices[3 * f1 + 1],
mesh->vertices[3 * f1 + 2]); mesh->vertices[3 * f1 + 2]);
glNormal3f(mesh->facevarying_normals[9 * i + 6], glNormal3f(mesh->facevarying_normals[9 * i + 6],
mesh->facevarying_normals[9 * i + 7], mesh->facevarying_normals[9 * i + 7],
mesh->facevarying_normals[9 * i + 8]); mesh->facevarying_normals[9 * i + 8]);
glVertex3f(mesh->vertices[3 * f2 + 0], glVertex3f(mesh->vertices[3 * f2 + 0], mesh->vertices[3 * f2 + 1],
mesh->vertices[3 * f2 + 1],
mesh->vertices[3 * f2 + 2]); mesh->vertices[3 * f2 + 2]);
} }
@ -602,14 +604,11 @@ void DrawMesh(const example::Mesh<float> *mesh)
unsigned int f1 = mesh->faces[3 * i + 1]; unsigned int f1 = mesh->faces[3 * i + 1];
unsigned int f2 = mesh->faces[3 * i + 2]; unsigned int f2 = mesh->faces[3 * i + 2];
glVertex3f(mesh->vertices[3 * f0 + 0], glVertex3f(mesh->vertices[3 * f0 + 0], mesh->vertices[3 * f0 + 1],
mesh->vertices[3 * f0 + 1],
mesh->vertices[3 * f0 + 2]); mesh->vertices[3 * f0 + 2]);
glVertex3f(mesh->vertices[3 * f1 + 0], glVertex3f(mesh->vertices[3 * f1 + 0], mesh->vertices[3 * f1 + 1],
mesh->vertices[3 * f1 + 1],
mesh->vertices[3 * f1 + 2]); mesh->vertices[3 * f1 + 2]);
glVertex3f(mesh->vertices[3 * f2 + 0], glVertex3f(mesh->vertices[3 * f2 + 0], mesh->vertices[3 * f2 + 1],
mesh->vertices[3 * f2 + 1],
mesh->vertices[3 * f2 + 2]); mesh->vertices[3 * f2 + 2]);
} }
} }
@ -617,8 +616,7 @@ void DrawMesh(const example::Mesh<float> *mesh)
glEnd(); glEnd();
} }
void DrawNode(const nanosg::Node<float, example::Mesh<float> > &node) void DrawNode(const nanosg::Node<float, example::Mesh<float> > &node) {
{
glPushMatrix(); glPushMatrix();
glMultMatrixf(node.GetLocalXformPtr()); glMultMatrixf(node.GetLocalXformPtr());
@ -634,8 +632,8 @@ void DrawNode(const nanosg::Node<float, example::Mesh<float> > &node)
} }
// Draw scene with OpenGL // Draw scene with OpenGL
void DrawScene(const nanosg::Scene<float, example::Mesh<float> > &scene, const Camera &camera) void DrawScene(const nanosg::Scene<float, example::Mesh<float> > &scene,
{ const Camera &camera) {
glEnable(GL_DEPTH_TEST); glEnable(GL_DEPTH_TEST);
glEnable(GL_LIGHTING); glEnable(GL_LIGHTING);
@ -653,7 +651,8 @@ void DrawScene(const nanosg::Scene<float, example::Mesh<float> > &scene, const C
glLightfv(GL_LIGHT1, GL_POSITION, &light1_pos[0]); glLightfv(GL_LIGHT1, GL_POSITION, &light1_pos[0]);
glLightfv(GL_LIGHT1, GL_DIFFUSE, &light_diffuse[0]); glLightfv(GL_LIGHT1, GL_DIFFUSE, &light_diffuse[0]);
const std::vector<nanosg::Node<float, example::Mesh<float> > > &root_nodes = scene.GetNodes(); const std::vector<nanosg::Node<float, example::Mesh<float> > > &root_nodes =
scene.GetNodes();
glMatrixMode(GL_PROJECTION); glMatrixMode(GL_PROJECTION);
glPushMatrix(); glPushMatrix();
@ -675,15 +674,12 @@ void DrawScene(const nanosg::Scene<float, example::Mesh<float> > &scene, const C
glDisable(GL_LIGHT1); glDisable(GL_LIGHT1);
glDisable(GL_LIGHTING); glDisable(GL_LIGHTING);
glDisable(GL_DEPTH_TEST); glDisable(GL_DEPTH_TEST);
} }
void BuildSceneItems( void BuildSceneItems(std::vector<std::string> *display_names,
std::vector<std::string> *display_names,
std::vector<std::string> *names, std::vector<std::string> *names,
const nanosg::Node<float, example::Mesh<float> > &node, const nanosg::Node<float, example::Mesh<float> > &node,
int indent) int indent) {
{
if (node.GetName().empty()) { if (node.GetName().empty()) {
// Skip a node with empty name. // Skip a node with empty name.
return; return;
@ -703,7 +699,6 @@ void BuildSceneItems(
for (size_t i = 0; i < node.GetChildren().size(); i++) { for (size_t i = 0; i < node.GetChildren().size(); i++) {
BuildSceneItems(display_names, names, node.GetChildren()[i], indent + 1); BuildSceneItems(display_names, names, node.GetChildren()[i], indent + 1);
} }
} }
// tigra: add default material // tigra: add default material
@ -741,9 +736,11 @@ int main(int argc, char** argv) {
default_material.specular[1] = 0; default_material.specular[1] = 0;
default_material.specular[2] = 0; default_material.specular[2] = 0;
bool ret = LoadObj(gRenderConfig.obj_filename, gRenderConfig.scene_scale, &meshes, &materials, &textures); bool ret = LoadObj(gRenderConfig.obj_filename, gRenderConfig.scene_scale,
&meshes, &materials, &textures);
if (!ret) { if (!ret) {
std::cerr << "Failed to load .obj [ " << gRenderConfig.obj_filename << " ]" << std::endl; std::cerr << "Failed to load .obj [ " << gRenderConfig.obj_filename
<< " ]" << std::endl;
return -1; return -1;
} }
@ -757,10 +754,10 @@ int main(int argc, char** argv) {
} }
for (size_t n = 0; n < gAsset.meshes.size(); n++) { for (size_t n = 0; n < gAsset.meshes.size(); n++) {
nanosg::Node<float, example::Mesh<float> > node(&gAsset.meshes[n]); nanosg::Node<float, example::Mesh<float> > node(&gAsset.meshes[n]);
node.SetName(meshes[n].name); node.SetName(meshes[n].name);
node.SetLocalXform(meshes[n].pivot_xform); // Use mesh's pivot transform as node's local transform. node.SetLocalXform(meshes[n].pivot_xform); // Use mesh's pivot transform
// as node's local transform.
gNodes.push_back(node); gNodes.push_back(node);
gScene.AddNode(node); gScene.AddNode(node);
@ -774,9 +771,10 @@ int main(int argc, char** argv) {
float bmin[3], bmax[3]; float bmin[3], bmax[3];
gScene.GetBoundingBox(bmin, bmax); gScene.GetBoundingBox(bmin, bmax);
printf(" # of nodes : %d\n", int(gNodes.size())); printf(" # of nodes : %d\n", int(gNodes.size()));
printf(" Scene Bmin : %f, %f, %f\n", bmin[0], bmin[1], bmin[2]); printf(" Scene Bmin : %f, %f, %f\n", bmin[0], bmin[1],
printf(" Scene Bmax : %f, %f, %f\n", bmax[0], bmax[1], bmax[2]); bmin[2]);
printf(" Scene Bmax : %f, %f, %f\n", bmax[0], bmax[1],
bmax[2]);
} }
std::vector<const char *> imgui_node_names; std::vector<const char *> imgui_node_names;
@ -786,7 +784,8 @@ int main(int argc, char** argv) {
{ {
for (size_t i = 0; i < gScene.GetNodes().size(); i++) { for (size_t i = 0; i < gScene.GetNodes().size(); i++) {
BuildSceneItems(&display_node_names, &node_names, gScene.GetNodes()[i], /* indent */0); BuildSceneItems(&display_node_names, &node_names, gScene.GetNodes()[i],
/* indent */ 0);
} }
// List of strings for imgui. // List of strings for imgui.
@ -801,13 +800,13 @@ int main(int argc, char** argv) {
nanosg::Node<float, example::Mesh<float> > *node; nanosg::Node<float, example::Mesh<float> > *node;
if (gScene.FindNode(node_names[i], &node)) { if (gScene.FindNode(node_names[i], &node)) {
//std::cout << "id : " << i << ", name : " << node_names[i] << std::endl; // std::cout << "id : " << i << ", name : " << node_names[i] <<
// std::endl;
node_map[i] = node; node_map[i] = node;
} }
} }
} }
window = new b3gDefaultOpenGLWindow; window = new b3gDefaultOpenGLWindow;
b3gWindowConstructionInfo ci; b3gWindowConstructionInfo ci;
#ifdef USE_OPENGL2 #ifdef USE_OPENGL2
@ -922,34 +921,33 @@ int main(int argc, char** argv) {
checkErrors("clear"); checkErrors("clear");
// fix max passes issue // fix max passes issue
if(gShowBufferMode_prv!=gShowBufferMode) if (gShowBufferMode_prv != gShowBufferMode) {
{
gRenderConfig.pass = 0; gRenderConfig.pass = 0;
gShowBufferMode_prv = gShowBufferMode; gShowBufferMode_prv = gShowBufferMode;
} }
// Render display window // Render display window
{ {
static GLint gl_texid = -1; static GLint gl_texid = -1;
if (gl_texid < 0) { if (gl_texid < 0) {
gl_texid = CreateDisplayTextureGL(NULL, gRenderConfig.width, gRenderConfig.height, 4); gl_texid = CreateDisplayTextureGL(NULL, gRenderConfig.width,
gRenderConfig.height, 4);
} }
// Refresh texture until rendering finishes. // Refresh texture until rendering finishes.
if (gRenderConfig.pass < gRenderConfig.max_passes) { if (gRenderConfig.pass < gRenderConfig.max_passes) {
// FIXME(LTE): Do not update GL texture frequently. // FIXME(LTE): Do not update GL texture frequently.
UpdateDisplayTextureGL(gl_texid, gRenderConfig.width, gRenderConfig.height); UpdateDisplayTextureGL(gl_texid, gRenderConfig.width,
gRenderConfig.height);
} }
ImGui::Begin("Render"); ImGui::Begin("Render");
ImTextureID tex_id = reinterpret_cast<void *>( ImTextureID tex_id =
static_cast<intptr_t>(gl_texid)); reinterpret_cast<void *>(static_cast<intptr_t>(gl_texid));
ImGui::Image(tex_id, ImVec2(256, 256), ImVec2(0, 0), ImGui::Image(tex_id, ImVec2(256, 256), ImVec2(0, 0),
ImVec2(1, 1)); // Setup camera and draw imguizomo ImVec2(1, 1)); // Setup camera and draw imguizomo
ImGui::End(); ImGui::End();
} }
// scene graph tree // scene graph tree
@ -958,7 +956,8 @@ int main(int argc, char** argv) {
{ {
ImGui::Begin("Scene"); ImGui::Begin("Scene");
ImGui::ListBox("Node list", &node_selected, imgui_node_names.data(), imgui_node_names.size(), 16); ImGui::ListBox("Node list", &node_selected, imgui_node_names.data(),
imgui_node_names.size(), 16);
node_matrix = glm::make_mat4(node_map[node_selected]->GetLocalXformPtr()); node_matrix = glm::make_mat4(node_map[node_selected]->GetLocalXformPtr());
ImGui::End(); ImGui::End();
@ -984,11 +983,14 @@ int main(int argc, char** argv) {
up[2] = gRenderConfig.up[2]; up[2] = gRenderConfig.up[2];
// NOTE(LTE): w, then (x,y,z) for glm::quat. // NOTE(LTE): w, then (x,y,z) for glm::quat.
glm::quat rot = glm::quat(gCurrQuat[3], gCurrQuat[0], gCurrQuat[1], gCurrQuat[2]); glm::quat rot =
glm::quat(gCurrQuat[3], gCurrQuat[0], gCurrQuat[1], gCurrQuat[2]);
glm::mat4 rm = glm::mat4_cast(rot); glm::mat4 rm = glm::mat4_cast(rot);
view = glm::lookAt(eye, lookat, up) * glm::inverse(glm::mat4_cast(rot)); view = glm::lookAt(eye, lookat, up) * glm::inverse(glm::mat4_cast(rot));
projection = glm::perspective (45.0f, float(window->getWidth()) / float(window->getHeight()), 0.01f, 1000.0f); projection = glm::perspective(
45.0f, float(window->getWidth()) / float(window->getHeight()), 0.01f,
1000.0f);
camera.view = view; camera.view = view;
camera.projection = projection; camera.projection = projection;