diff options
Diffstat (limited to 'hge/graphics.cpp')
| -rw-r--r-- | hge/graphics.cpp | 43 |
1 files changed, 13 insertions, 30 deletions
diff --git a/hge/graphics.cpp b/hge/graphics.cpp index 9688024..6ee9578 100644 --- a/hge/graphics.cpp +++ b/hge/graphics.cpp @@ -230,43 +230,26 @@ void CALL HGE_Impl::Gfx_SetClipping(int x, int y, int w, int h) void CALL HGE_Impl::Gfx_SetTransform(float x, float y, float dx, float dy, float rot, float hscale, float vscale) { - if (!bTransforming) + if ((x == 0.0f) && (y == 0.0f) && (dx == 0.0f) && (dy == 0.0f) && (rot == 0.0f) && (hscale == 0.0f) && (vscale == 0.0f)) { - if ((x == 0.0f) && (y == 0.0f) && (dx == 0.0f) && (dy == 0.0f) && (rot == 0.0f) && (hscale == 1.0f) && (vscale == 1.0f)) - return; // nothing to do here, don't call into the GL. - } - - _render_batch(); - - bTransforming = true; - - // !!! FIXME: this math is probably wrong. Re-sync with the Direct3D code. - - pOpenGLDevice->glMatrixMode(GL_MODELVIEW); - if(vscale==0.0f) pOpenGLDevice->glLoadIdentity(); - else - { - pOpenGLDevice->glTranslatef(-x, -y, 0.0f); - //pOpenGLDevice->glScalef(1.0f, -1.0f, 1.0f); - pOpenGLDevice->glRotatef(-rot, 0.0f, 0.0f, -1.0f); - pOpenGLDevice->glTranslatef(x+dx, y+dy, 0.0f); - } -} - -void CALL HGE_Impl::Gfx_SetTDRotate(float ang, float x, float y, float z) -{ - if (!bTransforming) - { - if ((x == 0.0f) && (y == 0.0f) && (z == 0.0f) && (ang == 0.0f)) - return; // nothing to do here, don't call into the GL. + //reset everything + pOpenGLDevice->glMatrixMode(GL_MODELVIEW); + pOpenGLDevice->glLoadIdentity(); + bTransforming=false; + return; } _render_batch(); - bTransforming = true; pOpenGLDevice->glMatrixMode(GL_MODELVIEW); - pOpenGLDevice->glRotatef(ang, x, y, z); + //we have to reset the matrix in all cases. + //or this would cause insane transforming... + pOpenGLDevice->glLoadIdentity(); + pOpenGLDevice->glTranslatef(-x, -y, 0.0f); + pOpenGLDevice->glScalef(hscale, vscale, 1.0f); + pOpenGLDevice->glRotatef(rot, 0.0f, 0.0f, 1.0f); + pOpenGLDevice->glTranslatef(x+dx, y+dy, 0.0f); } bool CALL HGE_Impl::Gfx_BeginScene(HTARGET targ) |