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add opengl 2.1 support, update imgui, update premake script

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This commit is contained in:
Irlan
2018-04-04 15:06:15 -03:00
parent 2b764021ff
commit ef937c029b
27 changed files with 21879 additions and 4465 deletions
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150
examples/testbed/framework/main.cpp
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@@ -19,13 +19,28 @@
#if defined(__APPLE_CC__)
#include <OpenGL/gl3.h>
#else
#include <glad/glad.h>
#if defined(U_OPENGL_2)
#include <glad_2/glad.h>
#elif defined(U_OPENGL_4)
#include <glad_4/glad.h>
#else
#endif
#endif
#include <imgui/imgui.h>
#include <imgui/imgui_impl_glfw_gl3.h>
#include <testbed/tests/test.h>
#if defined(U_OPENGL_2)
#include <imgui/imgui_impl_glfw_gl2.h>
#elif defined(U_OPENGL_4)
#include <imgui/imgui_impl_glfw_gl3.h>
#else
// error
#endif
#include <testbed/tests/test.h>
#include <glfw/glfw3.h>
GLFWwindow* g_window;
@@ -39,6 +54,7 @@ bool g_leftDown;
bool g_rightDown;
bool g_shiftDown;
b3Vec2 g_ps0;
const char* g_logName = { "log" };
static void WindowSize(int w, int h)
{
@@ -66,7 +82,7 @@ static void MouseMove(GLFWwindow* w, double x, double y)
// Negate angles to do positive rotations (CCW) of the world.
float32 angleY = 0.005f * B3_PI * -ny;
float32 angleX = 0.005f * B3_PI * -nx;
b3Quat qx = b3QuatRotationX(angleY);
b3Quat qy = b3QuatRotationY(angleX);
@@ -119,7 +135,7 @@ static void MouseButton(GLFWwindow* w, int button, int action, int mods)
g_test->MouseLeftDown(pw);
}
}
if (button == GLFW_MOUSE_BUTTON_RIGHT)
{
g_rightDown = true;
@@ -180,7 +196,7 @@ static void KeyButton(GLFWwindow* w, int button, int scancode, int action, int m
{
g_test->KeyDown(button);
}
break;
}
case GLFW_RELEASE:
@@ -204,21 +220,104 @@ static void KeyButton(GLFWwindow* w, int button, int scancode, int action, int m
}
}
static inline bool ImGui_GLFW_GL_Init(GLFWwindow* w, bool install_callbacks)
{
#if defined(U_OPENGL_2)
return ImGui_ImplGlfwGL2_Init(g_window, false);
#elif defined(U_OPENGL_4)
return ImGui_ImplGlfwGL3_Init(g_window, false);
#else
// error
#endif
}
static inline void ImGui_GLFW_GL_Shutdown()
{
#if defined(U_OPENGL_2)
ImGui_ImplGlfwGL2_Shutdown();
#elif defined(U_OPENGL_4)
ImGui_ImplGlfwGL3_Shutdown();
#else
// error
#endif
}
static inline void ImGui_GLFW_GL_NewFrame()
{
#if defined(U_OPENGL_2)
ImGui_ImplGlfwGL2_NewFrame();
#elif defined(U_OPENGL_4)
ImGui_ImplGlfwGL3_NewFrame();
#else
// error
#endif
}
static inline void ImGui_GLFW_GL_RenderDrawData(ImDrawData* data)
{
#if defined(U_OPENGL_2)
ImGui_ImplGlfwGL2_RenderDrawData(data);
#elif defined(U_OPENGL_4)
ImGui_ImplGlfwGL3_RenderDrawData(data);
#else
// error
#endif
}
static void Char(GLFWwindow* w, unsigned int codepoint)
{
ImGui_ImplGlfwGL3_CharCallback(w, codepoint);
ImGui_ImplGlfw_CharCallback(w, codepoint);
}
static void CreateInterface()
{
ImGui_ImplGlfwGL3_Init(g_window, false);
ImGui::CreateContext();
ImGuiIO& io = ImGui::GetIO();
io.Fonts[0].AddFontDefault();
ImGui_GLFW_GL_Init(g_window, false);
ImGui::StyleColorsDark();
}
static void DestroyInterface()
{
ImGui_ImplGlfwGL3_Shutdown();
ImGui_GLFW_GL_Shutdown();
ImGui::DestroyContext();
}
static bool GetTestName(void*, int idx, const char** name)
@@ -232,7 +331,7 @@ static void Interface()
ImGui::SetNextWindowPos(ImVec2(g_camera.m_width - 250.0f, 0.0f));
ImGui::SetNextWindowSize(ImVec2(250.0f, g_camera.m_height));
ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f);
ImGui::Begin("Controls", NULL, ImVec2(0.0f, 0.0f), 0.25f, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize);
ImGui::PushItemWidth(-1.0f);
@@ -271,7 +370,7 @@ static void Interface()
{
glfwSetWindowShouldClose(g_window, true);
}
ImGui::Separator();
ImGui::Text("Step");
@@ -295,7 +394,7 @@ static void Interface()
g_settings.pause = true;
g_settings.singleStep = true;
}
ImGui::Separator();
ImGui::Text("View");
@@ -321,7 +420,7 @@ static void Step()
if (g_settings.drawGrid)
{
b3Color color(0.2f, 0.2f, 0.2f, 1.0f);
b3Vec3 pn(0.0f, 1.0f, 0.0f);
b3Vec3 p(0.0f, 0.0f, 0.0f);
g_debugDraw->DrawCircle(pn, p, 1.0f, color);
@@ -360,8 +459,8 @@ static void Step()
g_test = g_tests[g_settings.testID].create();
g_settings.pause = true;
}
g_test->Step();
g_test->Step();
g_debugDraw->Submit();
}
@@ -389,9 +488,9 @@ static void Run()
glViewport(0, 0, width, height);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
ImGui_ImplGlfwGL3_NewFrame();
ImGui_GLFW_GL_NewFrame();
ImGui::SetNextWindowPos(ImVec2(0, 0));
ImGui::SetNextWindowSize(ImVec2((float)g_camera.m_width, (float)g_camera.m_height));
ImGui::Begin("Overlay", NULL, ImVec2(0, 0), 0.0f, ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoInputs | ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoScrollbar);
@@ -407,6 +506,7 @@ static void Run()
t1 = t;
ImGui::Render();
ImGui_GLFW_GL_RenderDrawData(ImGui::GetDrawData());
glfwSwapBuffers(g_window);
@@ -426,7 +526,7 @@ int main(int argc, char** args)
fprintf(stderr, "Failed to initialize GLFW\n");
return -1;
}
// Create window
extern b3Version b3_version;
char title[256];
@@ -438,15 +538,15 @@ int main(int argc, char** args)
glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
#endif
g_window = glfwCreateWindow(1024, 768, title, NULL, NULL);
if (g_window == NULL)
{
{
fprintf(stderr, "Failed to open GLFW window\n");
glfwTerminate();
return -1;
}
glfwMakeContextCurrent(g_window);
glfwSetCursorPosCallback(g_window, MouseMove);
glfwSetScrollCallback(g_window, MouseWheel);
@@ -454,7 +554,7 @@ int main(int argc, char** args)
glfwSetKeyCallback(g_window, KeyButton);
glfwSetCharCallback(g_window, Char);
glfwSwapInterval(1);
if (gladLoadGL() == 0)
{
fprintf(stderr, "Failed to load OpenGL extensions\n");
@@ -464,7 +564,7 @@ int main(int argc, char** args)
}
printf("OpenGL %s, GLSL %s\n", glGetString(GL_VERSION), glGetString(GL_SHADING_LANGUAGE_VERSION));
g_leftDown = false;
g_rightDown = false;
g_shiftDown = false;
@@ -507,6 +607,6 @@ int main(int argc, char** args)
// Destroy g_window
glfwTerminate();
return 0;
}