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add near/far clip plane control to EnterPerspective

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This commit is contained in:
Glenn Maynard
2003-04-16 18:57:20 +00:00
parent 059e3a6fb6
commit 07c0cdd64e
2 changed files with 4 additions and 3 deletions
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stepmania/src/RageDisplay.cpp
+2 -2
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@@ -596,7 +596,7 @@ void RageDisplay::PopMatrix()
* When finished, the current position will be the "viewpoint" (at 0,0). negative * When finished, the current position will be the "viewpoint" (at 0,0). negative
* Z goes into the screen, positive X and Y is right and down. * Z goes into the screen, positive X and Y is right and down.
*/ */
void RageDisplay::EnterPerspective(float fov, bool preserve_loc) void RageDisplay::EnterPerspective(float fov, bool preserve_loc, float near_clip, float far_clip)
{ {
g_PerspectiveMode++; g_PerspectiveMode++;
if(g_PerspectiveMode > 1) { if(g_PerspectiveMode > 1) {
@@ -612,7 +612,7 @@ void RageDisplay::EnterPerspective(float fov, bool preserve_loc)
glPushMatrix(); glPushMatrix();
glLoadIdentity(); glLoadIdentity();
float aspect = SCREEN_WIDTH/(float)SCREEN_HEIGHT; float aspect = SCREEN_WIDTH/(float)SCREEN_HEIGHT;
gluPerspective(fov, aspect, 1.000f, 1000.0f); // This far clipping this might cause Z-fighting if we ever turn the z-buffer on gluPerspective(fov, aspect, near_clip, far_clip);
/* Flip the Y coordinate, so positive numbers go down. */ /* Flip the Y coordinate, so positive numbers go down. */
glScalef(1, -1, 1); glScalef(1, -1, 1);
stepmania/src/RageDisplay.h
+2 -1
View File
@@ -79,7 +79,8 @@ public:
int GetMaxTextureSize() const; int GetMaxTextureSize() const;
void EnterPerspective(float fov, bool preserve_loc = true); // This far clipping this might cause Z-fighting if we ever turn the z-buffer on
void EnterPerspective(float fov, bool preserve_loc = true, float near = 1, float far = 1000);
void ExitPerspective(); void ExitPerspective();
void LookAt(const RageVector3 &Eye, const RageVector3 &At, const RageVector3 &Up); void LookAt(const RageVector3 &Eye, const RageVector3 &At, const RageVector3 &Up);