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ZVISION: Convert panoramaOptions and tiltOptions to floats

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This commit is contained in:
richiesams 2013-07-28 21:38:53 -05:00
parent a23970bbc6
commit 4acdf5b7d5
2 changed files with 6 additions and 9 deletions
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7
engines/zvision/render_table.cpp
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@ -47,7 +47,7 @@ void RenderTable::setRenderState(RenderState newState) {
switch (newState) {
case PANORAMA:
_panoramaOptions.fieldOfView = 60;
_panoramaOptions.linearScale = 1;
_panoramaOptions.linearScale = 0.55f;
generatePanoramaLookupTable();
break;
case TILT:
@ -91,15 +91,12 @@ void RenderTable::mutateImage(uint16 *sourceBuffer, uint16* destBuffer, uint32 i
}
void RenderTable::generatePanoramaLookupTable() {
float fieldOfView = _panoramaOptions.fieldOfView;
float scale = _panoramaOptions.linearScale;
memset(_internalBuffer, 0, _numRows * _numColumns * sizeof(uint16));
float halfWidth = (float)_numColumns / 2.0f;
float halfHeight = (float)_numRows / 2.0f;
float fovRadians = (fieldOfView * M_PI / 180.0f);
float fovRadians = (_panoramaOptions.fieldOfView * M_PI / 180.0f);
float halfHeightOverTan = halfHeight / tan(fovRadians);
float tanOverHalfHeight = tan(fovRadians) / halfHeight;

8
engines/zvision/render_table.h
View File

@ -48,14 +48,14 @@ private:
RenderState _renderState;
struct {
uint16 fieldOfView;
uint16 linearScale;
float fieldOfView;
float linearScale;
} _panoramaOptions;
// TODO: See if tilt and panorama need to have separate options
struct {
uint16 fieldOfView;
uint16 linearScale;
float fieldOfView;
float linearScale;
} _tiltOptions;
public: