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HMD fixes.

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This commit is contained in:
Branimir Karadžić 2014-11-03 19:11:08 -08:00
parent d3b49ffc68
commit c400562d61
3 changed files with 97 additions and 21 deletions
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38
examples/10-font/font.cpp
View file

@ -165,9 +165,6 @@ int _main_(int /*_argc*/, char** /*_argv*/)
while (!entry::processEvents(width, height, debug, reset) )
{
// Set view 0 default viewport.
bgfx::setViewRect(0, 0, 0, width, height);
// This dummy draw call is here to make sure that view 0 is cleared
// if no other draw calls are submitted to view 0.
bgfx::submit(0);
@ -199,15 +196,38 @@ int _main_(int /*_argc*/, char** /*_argv*/)
float eye[3] = {0, 0, -1.0f };
float view[16];
float proj[16];
bx::mtxLookAt(view, eye, at);
// Setup a top-left ortho matrix for screen space drawing.
float centering = 0.5f;
bx::mtxOrtho(proj, centering, width + centering, height + centering, centering, -1.0f, 1.0f);
const float centering = 0.5f;
// Set view and projection matrix for view 0.
bgfx::setViewTransform(0, view, proj);
// Setup a top-left ortho matrix for screen space drawing.
const bgfx::HMD* hmd = bgfx::getHMD();
if (NULL != hmd)
{
float proj[16];
bx::mtxProj(proj, hmd->eye[0].fov, 0.1f, 100.0f);
static float time = 0.0f;
time += 0.05f;
const float dist = 10.0f;
const float offset0 = -proj[8] + (hmd->eye[0].adjust[0] / dist * proj[0]);
const float offset1 = -proj[8] + (hmd->eye[1].adjust[0] / dist * proj[0]);
float ortho[2][16];
const float offsetx = width/2.0f;
bx::mtxOrtho(ortho[0], centering, offsetx + centering, height + centering, centering, -1.0f, 1.0f, offset0);
bx::mtxOrtho(ortho[1], centering, offsetx + centering, height + centering, centering, -1.0f, 1.0f, offset1);
bgfx::setViewTransform(0, view, ortho[0], BGFX_VIEW_STEREO, ortho[1]);
bgfx::setViewRect(0, 0, 0, hmd->width, hmd->height);
}
else
{
float ortho[16];
bx::mtxOrtho(ortho, centering, width + centering, height + centering, centering, -1.0f, 1.0f);
bgfx::setViewTransform(0, view, ortho);
bgfx::setViewRect(0, 0, 0, width, height);
}
// Submit the debug text.
textBufferManager->submitTextBuffer(transientText, 0);

42
examples/11-fontsdf/fontsdf.cpp
View file

@ -144,7 +144,13 @@ int _main_(int /*_argc*/, char** /*_argv*/)
, height
);
imguiBeginScrollArea("Text Area", width - guiPanelWidth - 10, 10, guiPanelWidth, guiPanelHeight, &scrollArea);
imguiBeginScrollArea("Text Area"
, width - guiPanelWidth - 10
, 10
, guiPanelWidth
, guiPanelHeight
, &scrollArea
);
imguiSeparatorLine();
bool recomputeVisibleText = false;
@ -196,15 +202,39 @@ int _main_(int /*_argc*/, char** /*_argv*/)
float eye[3] = {0, 0, -1.0f };
float view[16];
float proj[16];
bx::mtxLookAt(view, eye, at);
float centering = 0.5f;
const float centering = 0.5f;
// Setup a top-left ortho matrix for screen space drawing.
bx::mtxOrtho(proj, centering, width + centering, height + centering, centering, -1.0f, 1.0f);
const bgfx::HMD* hmd = bgfx::getHMD();
if (NULL != hmd)
{
float proj[16];
bx::mtxProj(proj, hmd->eye[0].fov, 0.1f, 100.0f);
// Set view and projection matrix for view 0.
bgfx::setViewTransform(0, view, proj);
static float time = 0.0f;
time += 0.05f;
const float dist = 10.0f;
const float offset0 = -proj[8] + (hmd->eye[0].adjust[0] / dist * proj[0]);
const float offset1 = -proj[8] + (hmd->eye[1].adjust[0] / dist * proj[0]);
float ortho[2][16];
const float viewOffset = width/4.0f;
const float viewWidth = width/2.0f;
bx::mtxOrtho(ortho[0], centering + viewOffset, centering + viewOffset + viewWidth, height + centering, centering, -1.0f, 1.0f, offset0);
bx::mtxOrtho(ortho[1], centering + viewOffset, centering + viewOffset + viewWidth, height + centering, centering, -1.0f, 1.0f, offset1);
bgfx::setViewTransform(0, view, ortho[0], BGFX_VIEW_STEREO, ortho[1]);
bgfx::setViewRect(0, 0, 0, hmd->width, hmd->height);
}
else
{
float ortho[16];
bx::mtxOrtho(ortho, centering, width + centering, height + centering, centering, -1.0f, 1.0f);
bgfx::setViewTransform(0, view, ortho);
bgfx::setViewRect(0, 0, 0, width, height);
}
//very crude approximation :(
float textAreaWidth = 0.5f * 66.0f * fontManager->getFontInfo(fontScaled).maxAdvanceWidth;

32
examples/common/imgui/imgui.cpp
View file

@ -775,11 +775,37 @@ struct Imgui
m_viewHeight = _height;
bgfx::setViewName(_view, "IMGUI");
bgfx::setViewSeq(_view, true);
bgfx::setViewRect(_view, 0, 0, _width, _height);
const bgfx::HMD* hmd = bgfx::getHMD();
if (NULL != hmd)
{
m_viewWidth = _width / 2;
float proj[16];
bx::mtxOrtho(proj, 0.0f, (float)_width, (float)_height, 0.0f, 0.0f, 1000.0f);
bgfx::setViewTransform(_view, NULL, proj);
bx::mtxProj(proj, hmd->eye[0].fov, 0.1f, 100.0f);
static float time = 0.0f;
time += 0.05f;
const float dist = 10.0f;
const float offset0 = -proj[8] + (hmd->eye[0].adjust[0] / dist * proj[0]);
const float offset1 = -proj[8] + (hmd->eye[1].adjust[0] / dist * proj[0]);
float ortho[2][16];
const float viewOffset = _width/4.0f;
const float viewWidth = _width/2.0f;
bx::mtxOrtho(ortho[0], viewOffset, viewOffset + viewWidth, (float)m_viewHeight, 0.0f, 0.0f, 1000.0f, offset0);
bx::mtxOrtho(ortho[1], viewOffset, viewOffset + viewWidth, (float)m_viewHeight, 0.0f, 0.0f, 1000.0f, offset1);
bgfx::setViewTransform(_view, NULL, ortho[0], BGFX_VIEW_STEREO, ortho[1]);
bgfx::setViewRect(_view, 0, 0, hmd->width, hmd->height);
}
else
{
float ortho[16];
bx::mtxOrtho(ortho, 0.0f, (float)m_viewWidth, (float)m_viewHeight, 0.0f, 0.0f, 1000.0f);
bgfx::setViewTransform(_view, NULL, ortho);
bgfx::setViewRect(_view, 0, 0, _width, _height);
}
updateInput(_mx, _my, _button, _scroll, _inputChar);