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Combined all examples. Issue #1143.

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This commit is contained in:
Branimir Karadžić
2017-06-25 21:44:04 -07:00
parent d89a4e0346
commit 5f666a5ee2
38 changed files with 1301 additions and 755 deletions
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68
examples/26-occlusion/occlusion.cpp
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@@ -6,6 +6,10 @@
#include "common.h"
#include "bgfx_utils.h"
#include "camera.h"
#include "imgui/imgui.h"
namespace
{
#define CUBES_DIM 10
@@ -60,17 +64,23 @@ static const uint16_t s_cubeIndices[36] =
class ExampleOcclusion : public entry::AppI
{
public:
ExampleOcclusion(const char* _name, const char* _description)
: entry::AppI(_name, _description)
{
}
void init(int _argc, char** _argv) BX_OVERRIDE
{
Args args(_argc, _argv);
uint32_t width = 1280;
uint32_t height = 720;
m_debug = BGFX_DEBUG_TEXT;
m_width = 1280;
m_height = 720;
m_debug = BGFX_DEBUG_NONE;
m_reset = BGFX_RESET_VSYNC;
bgfx::init(args.m_type, args.m_pciId);
bgfx::reset(width, height, m_reset);
bgfx::reset(m_width, m_height, m_reset);
// Enable debug text.
bgfx::setDebug(m_debug);
@@ -121,10 +131,14 @@ class ExampleOcclusion : public entry::AppI
cameraSetHorizontalAngle(bx::toRad(-45.0f) );
m_timeOffset = bx::getHPCounter();
imguiCreate();
}
virtual int shutdown() BX_OVERRIDE
{
imguiDestroy();
// Cleanup.
cameraDestroy();
@@ -145,26 +159,30 @@ class ExampleOcclusion : public entry::AppI
bool update() BX_OVERRIDE
{
if (!entry::processWindowEvents(m_state, m_debug, m_reset) )
if (!entry::processEvents(m_width, m_height, m_debug, m_reset, &m_mouseState) )
{
imguiBeginFrame(m_mouseState.m_mx
, m_mouseState.m_my
, (m_mouseState.m_buttons[entry::MouseButton::Left ] ? IMGUI_MBUT_LEFT : 0)
| (m_mouseState.m_buttons[entry::MouseButton::Right ] ? IMGUI_MBUT_RIGHT : 0)
| (m_mouseState.m_buttons[entry::MouseButton::Middle] ? IMGUI_MBUT_MIDDLE : 0)
, m_mouseState.m_mz
, uint16_t(m_width)
, uint16_t(m_height)
);
bool restart = showExampleDialog(this);
imguiEndFrame();
int64_t now = bx::getHPCounter();
static int64_t last = now;
const int64_t frameTime = now - last;
last = now;
const double freq = double(bx::getHPFrequency() );
const double toMs = 1000.0/freq;
const float time = (float)( (now-m_timeOffset)/double(bx::getHPFrequency() ) );
const float deltaTime = float(frameTime/freq);
// Use debug font to print information about this example.
bgfx::dbgTextClear();
bgfx::dbgTextPrintf(0, 1, 0x4f, "bgfx/examples/26-occlusion");
bgfx::dbgTextPrintf(0, 2, 0x6f, "Description: Using occlusion query for conditional rendering.");
bgfx::dbgTextPrintf(0, 3, 0x0f, "Frame: % 7.3f[ms]", double(frameTime)*toMs);
uint32_t width = m_state.m_width;
uint32_t height = m_state.m_height;
// Update camera.
float view[16];
cameraUpdate(deltaTime, m_state.m_mouse);
@@ -190,20 +208,20 @@ class ExampleOcclusion : public entry::AppI
else
{
float proj[16];
bx::mtxProj(proj, 90.0f, float(width)/float(height), 0.1f, 10000.0f, bgfx::getCaps()->homogeneousDepth);
bx::mtxProj(proj, 90.0f, float(m_width)/float(m_height), 0.1f, 10000.0f, bgfx::getCaps()->homogeneousDepth);
bgfx::setViewTransform(0, view, proj);
bgfx::setViewRect(0, 0, 0, uint16_t(width), uint16_t(height) );
bgfx::setViewRect(0, 0, 0, uint16_t(m_width), uint16_t(m_height) );
bgfx::setViewTransform(1, view, proj);
bgfx::setViewRect(1, 0, 0, uint16_t(width), uint16_t(height) );
bgfx::setViewRect(1, 0, 0, uint16_t(m_width), uint16_t(m_height) );
float at[3] = { 0.0f, 0.0f, 0.0f };
float eye[3] = { 17.5f, 10.0f, -17.5f };
bx::mtxLookAt(view, eye, at);
bgfx::setViewTransform(2, view, proj);
bgfx::setViewRect(2, 10, uint16_t(height - height/4 - 10), uint16_t(width/4), uint16_t(height/4) );
bgfx::setViewRect(2, 10, uint16_t(m_height - m_height/4 - 10), uint16_t(m_width/4), uint16_t(m_height/4) );
}
bgfx::touch(0);
@@ -264,14 +282,18 @@ class ExampleOcclusion : public entry::AppI
// process submitted rendering primitives.
bgfx::frame();
return true;
return !restart;
}
return false;
}
uint32_t m_reset;
entry::MouseState m_mouseState;
uint32_t m_width;
uint32_t m_height;
uint32_t m_debug;
uint32_t m_reset;
bgfx::VertexBufferHandle m_vbh;
bgfx::IndexBufferHandle m_ibh;
@@ -283,4 +305,6 @@ class ExampleOcclusion : public entry::AppI
entry::WindowState m_state;
};
ENTRY_IMPLEMENT_MAIN(ExampleOcclusion);
} // namespace
ENTRY_IMPLEMENT_MAIN(ExampleOcclusion, "26-occlusion", "Using occlusion query for conditional rendering.");