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Renamed api methods
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@benny-edlund
benny-edlund committed Aug 18, 2024
1 parent 769eab9 commit 76aa183
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Showing 6 changed files with 176 additions and 187 deletions.
178 changes: 75 additions & 103 deletions examples/hello_blend/main_blend2d.cpp
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Original file line number Diff line number Diff line change
@@ -1,143 +1,115 @@
#include "imx/platform.h"
#include "imx/platform_details.h"
#include "imx/render.h"
#include <cassert>
#include <chrono>
#include <fmt/core.h>
#include <imgui.h>
#include <tracy/Tracy.hpp>
#include <cassert>

int main() {
IMGUI_CHECKVERSION();
int width = 800;
int height = 600;


std::string s_ttf_font = "/usr/share/fonts/truetype/ubuntu/Ubuntu-R.ttf";

// Setup Dear ImGui context
IMGUI_CHECKVERSION();
auto* ctx = ImGui::CreateContext();
auto *ctx = ImGui::CreateContext();
assert(ctx && "Unable to create imgui context");
ImGui::SetCurrentContext(ctx);
ImGuiIO &io = ImGui::GetIO();
io.ConfigFlags |=
ImGuiConfigFlags_NavEnableKeyboard; // Enable Keyboard Controls
io.ConfigFlags |=
ImGuiConfigFlags_NavEnableGamepad; // Enable Gamepad Controls
io.DisplaySize = ImVec2(width, height);
auto &style = ImGui::GetStyle();
ImFont *fnt = io.Fonts->AddFontFromFileTTF(
"/usr/share/fonts/truetype/ubuntu/Ubuntu-R.ttf", 24);
io.FontDefault = fnt;
ImFontConfig fontConfig;
fontConfig.GlyphMinAdvanceX = 1.0f;
fontConfig.SizePixels = 24.00;
io.Fonts->AddFontDefault(&fontConfig);
io.FontGlobalScale = 1.;

// Setup Dear ImGui style
ImGui::StyleColorsDark();
fmt::print("ImGui initialized");
imx::initialize_platform();
imx::initialize_renderer(s_ttf_font);

imx_platform_initialize();
imx_platform_create_window(width, height);
imblend_initialize("/usr/share/fonts/truetype/ubuntu/Ubuntu-R.ttf");
fmt::print("initialized\n");
bool show_demo_window = false;
bool show_another_window = false;
ImVec4 clear_color{0.F, 0.F, 0.F, 1.F};
BLImage &icon = imblend_add_texture();
BLImage &icon = imx::add_texture();
if (icon.readFromFile("/home/benny/projects/imgui_blend_backend/icon.png") !=
BL_SUCCESS) {
fmt::print("Failed to load icon\n");
exit(-1);
_exit(-1);
}

ImGui::StyleColorsDark();

int width = 800;
int height = 600;
imx::create_window(width, height);

using target_rate = std::chrono::duration<double, std::ratio<1, 60>>;
auto stamp = std::chrono::steady_clock::now();
auto deadline = stamp + target_rate(1);
while (true) {
imx_platform_poll_events();
imx::poll_events();
if (deadline > std::chrono::steady_clock::now()) {
continue;
}
if (auto *context = reinterpret_cast<imx_context *>(
ImGui::GetIO().BackendPlatformUserData)) {
auto &image = *context->windows.front().image;
if (!imblend_new_frame(clear_color,
BLImageData{image.data(), image.stride(),
BLSizeI(image.width(), image.height()),
BL_FORMAT_PRGB32})) {
continue;
}
deadline += target_rate(1);

static double fps = 0.F;
static double ren = 0.F;
using rate = std::chrono::duration<double>;
stamp = std::chrono::steady_clock::now();
static auto previous = std::chrono::steady_clock::now();
io.DeltaTime = std::chrono::duration_cast<rate>(
std::chrono::steady_clock::now() - previous)
.count();
fps = 1. / io.DeltaTime;
previous = stamp;

ImGui::NewFrame();
if (show_demo_window) {
ImGui::ShowDemoWindow(&show_demo_window);
}
// 2. Show a simple window that we create ourselves. We use a
// Begin/End pair to create a named window.
{
static float f = 0.0f;
static int counter = 0;
if (!imx::begin_frame()) {
continue;
}
deadline += target_rate(1);
static double fps = 0.F;
static double ren = 0.F;
using rate = std::chrono::duration<double>;
stamp = std::chrono::steady_clock::now();
static auto previous = std::chrono::steady_clock::now();
ImGui::GetIO().DeltaTime = std::chrono::duration_cast<rate>(
std::chrono::steady_clock::now() - previous)
.count();
fps = 1. / ImGui::GetIO().DeltaTime;
previous = stamp;

ImGui::Begin("Hello, world!");
ImGui::Text("This is some useful text.");
ImGui::Checkbox("Demo Window", &show_demo_window);
ImGui::Checkbox("Another Window", &show_another_window);
ImGui::NewFrame();
if (show_demo_window) {
ImGui::ShowDemoWindow(&show_demo_window);
}
// 2. Show a simple window that we create ourselves. We use a
// Begin/End pair to create a named window.
{
static float f = 0.0F;
static int counter = 0;

ImGui::SliderFloat(
"float", &f, 0.0f,
1.0f); // Edit 1 float using a slider from 0.0f to 1.0f
ImGui::ColorEdit3(
"clear color",
(float *)&clear_color); // Edit 3 floats representing a color
ImGui::Begin("Hello, world!");
ImGui::Text("This is some useful text.");
ImGui::Checkbox("Demo Window", &show_demo_window);
ImGui::Checkbox("Another Window", &show_another_window);

if (ImGui::Button("Button")) {
ImGui::SliderFloat("float", &f, 0.0F,
1.0F); // Edit 1 float using a slider from 0.0f to 1.0f
ImGui::ColorEdit3(
"clear color",
(float *)&clear_color); // Edit 3 floats representing a color

counter++;
}
ImGui::SameLine();
ImGui::Text("counter = %d", counter);
ImGui::Text("Application average %.3f ms/frame (%.1f FPS) render(%.1f)",
1000.0f / io.Framerate, io.Framerate, fps);
ImGui::Image(reinterpret_cast<ImTextureID>(&icon),
ImVec2(icon.size().w / 2.F, icon.size().h / 2.F));
ImGui::End();
}
if (ImGui::Button("Button")) {

// 3. Show another simple window.
if (show_another_window) {
ImGui::Begin("Another Window",
&show_another_window); // Pass a pointer to our bool
// variable (the window will have
// a closing button that will
// clear the bool when clicked)
ImGui::Text("Hello from another window!");
if (ImGui::Button("Close Me"))
show_another_window = false;
ImGui::End();
}
ImGui::Render();
if (!imblend_render(ImGui::GetDrawData(), BL_CONTEXT_FLUSH_SYNC)) {
fmt::print("Imblend render failed\n");
counter++;
}
ImGui::SameLine();
ImGui::Text("counter = %d", counter);
ImGui::Text("Application average %.3f ms/frame (%.1f FPS) render(%.1f)",
1000.0F / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate,
fps);
ImGui::Image(static_cast<ImTextureID>(&icon),
ImVec2(icon.size().w / 2.F, icon.size().h / 2.F));
ImGui::End();
}

FrameMark;
imx_platform_expose_again();
// 3. Show another simple window.
if (show_another_window) {
ImGui::Begin("Another Window",
&show_another_window); // Pass a pointer to our bool
// variable (the window will have
// a closing button that will
// clear the bool when clicked)
ImGui::Text("Hello from another window!");
if (ImGui::Button("Close Me"))
show_another_window = false;
ImGui::End();
}
ImGui::Render();
if (!imx::render_frame(ImGui::GetDrawData(), BL_CONTEXT_FLUSH_SYNC)) {
fmt::print("Imblend render failed\n");
}

FrameMark;
imx::enqueue_expose();
}
ImGui::DestroyContext();
return 0;
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