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Implemented point sprites using ARB_POINT_SPRITE extension.

This commit is contained in:
Oliver Stieber 2005-09-03 09:36:48 +00:00 committed by Alexandre Julliard
parent 8d0f45f792
commit f7413fd63f
1 changed files with 59 additions and 11 deletions
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70
dlls/wined3d/device.c
View File

@ -299,6 +299,29 @@ void WINAPI IWineD3DDeviceImpl_SetupTextureStates(IWineD3DDevice *iface, DWORD S
glTexEnvfv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, &col[0]);
checkGLcall("glTexEnvfv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, color);");
/* TODO: NV_POINT_SPRITE */
if (GL_SUPPORT(ARB_POINT_SPRITE)) {
if (This->stateBlock->renderState[WINED3DRS_POINTSPRITEENABLE] != FALSE) {
/* Doesn't work with GL_POINT_SMOOTH on on my ATI 9600, but then ATI drivers are buggered! */
glDisable(GL_POINT_SMOOTH);
/* Centre the texture on the vertex */
VTRACE("glTexEnvf( GL_POINT_SPRITE_ARB, GL_COORD_REPLACE_ARB, GL_TRUE)\n");
glTexEnvf( GL_POINT_SPRITE_ARB, GL_COORD_REPLACE_ARB, GL_TRUE);
VTRACE("glTexEnvf( GL_POINT_SPRITE_ARB, GL_COORD_REPLACE_ARB, GL_TRUE)\n");
glTexEnvf( GL_POINT_SPRITE_ARB, GL_COORD_REPLACE_ARB, GL_TRUE);
checkGLcall("glTexEnvf(...)");
VTRACE("glEnable( GL_POINT_SPRITE_ARB )\n");
glEnable( GL_POINT_SPRITE_ARB );
checkGLcall("glEnable(...)");
} else {
VTRACE("glDisable( GL_POINT_SPRITE_ARB )\n");
glDisable( GL_POINT_SPRITE_ARB );
checkGLcall("glEnable(...)");
}
}
TRACE("-----------------------> Updated the texture at Sampler %ld to have new texture state information\n", Sampler);
}
@ -3279,6 +3302,7 @@ HRESULT WINAPI IWineD3DDeviceImpl_SetRenderState(IWineD3DDevice *iface, D3DRENDE
break;
case WINED3DRS_POINTSIZE :
/* FIXME: check that pointSize isn't outside glGetFloatv( GL_POINT_SIZE_MAX_ARB, &maxSize ); or -ve */
tmpvalue.d = Value;
TRACE("Set point size to %f\n", tmpvalue.f);
glPointSize(tmpvalue.f);
@ -3313,23 +3337,26 @@ HRESULT WINAPI IWineD3DDeviceImpl_SetRenderState(IWineD3DDevice *iface, D3DRENDE
/* If enabled, supply the parameters, otherwise fall back to defaults */
if (This->stateBlock->renderState[WINED3DRS_POINTSCALEENABLE]) {
GLfloat att[3] = {1.0f, 0.0f, 0.0f};
att[0] = *((float*)&This->stateBlock->renderState[WINED3DRS_POINTSCALE_A]);
att[1] = *((float*)&This->stateBlock->renderState[WINED3DRS_POINTSCALE_B]);
att[2] = *((float*)&This->stateBlock->renderState[WINED3DRS_POINTSCALE_C]);
/* TODO: Correct the scaling (this hack seems to be good enough for every demo that uses point sprites!) */
att[0] = *((float*)&This->stateBlock->renderState[WINED3DRS_POINTSCALE_A])/ This->stateBlock->viewport.Width;
att[1] = *((float*)&This->stateBlock->renderState[WINED3DRS_POINTSCALE_B])/ This->stateBlock->viewport.Height;
att[2] = *((float*)&This->stateBlock->renderState[WINED3DRS_POINTSCALE_C]) *
2.0f /(This->stateBlock->viewport.Width * This->stateBlock->viewport.Height);
if (GL_SUPPORT(EXT_POINT_PARAMETERS)) {
GL_EXTCALL(glPointParameterfvEXT)(GL_DISTANCE_ATTENUATION_EXT, att);
checkGLcall("glPointParameterfvEXT(GL_DISTANCE_ATTENUATION_EXT, ...);");
TRACE("glPointParameterfvARB %f %f %f\n", att[0], att[1], att[2]);
GL_EXTCALL(glPointParameterfvEXT)(GL_DISTANCE_ATTENUATION_EXT, att);
checkGLcall("glPointParameterfvEXT(GL_DISTANCE_ATTENUATION_EXT, ...);");
} else {
TRACE("WINED3DRS_POINTSCALEENABLE not supported on this opengl\n");
TRACE("WINED3DRS_POINTSCALEENABLE not supported on this opengl\n");
}
} else {
GLfloat att[3] = {1.0f, 0.0f, 0.0f};
if (GL_SUPPORT(EXT_POINT_PARAMETERS)) {
GL_EXTCALL(glPointParameterfvEXT)(GL_DISTANCE_ATTENUATION_EXT, att);
checkGLcall("glPointParameterfvEXT(GL_DISTANCE_ATTENUATION_EXT, ...);");
GL_EXTCALL(glPointParameterfvEXT)(GL_DISTANCE_ATTENUATION_EXT, att);
checkGLcall("glPointParameterfvEXT(GL_DISTANCE_ATTENUATION_EXT, ...);");
} else {
TRACE("WINED3DRS_POINTSCALEENABLE not supported, but not on either\n");
TRACE("WINED3DRS_POINTSCALEENABLE not supported, but not on either\n");
}
}
break;
@ -3384,7 +3411,29 @@ HRESULT WINAPI IWineD3DDeviceImpl_SetRenderState(IWineD3DDevice *iface, D3DRENDE
LEAVE_GL();
return D3DERR_INVALIDCALL;
}
case WINED3DRS_POINTSPRITEENABLE :
/* TODO: NV_POINT_SPRITE */
if (GL_SUPPORT(ARB_POINT_SPRITE)) {
if (Value != FALSE) {
/* Doesn't work with GL_POINT_SMOOTH on on my ATI 9600, but then ATI drivers are buggered! */
glDisable(GL_POINT_SMOOTH);
/* Centre the texture on the vertex */
VTRACE("glTexEnvf( GL_POINT_SPRITE_ARB, GL_COORD_REPLACE_ARB, GL_TRUE)\n");
glTexEnvf( GL_POINT_SPRITE_ARB, GL_COORD_REPLACE_ARB, GL_TRUE);
VTRACE("glTexEnvf( GL_POINT_SPRITE_ARB, GL_COORD_REPLACE_ARB, GL_TRUE)\n");
glTexEnvf( GL_POINT_SPRITE_ARB, GL_COORD_REPLACE_ARB, GL_TRUE);
checkGLcall("glTexEnvf(...)");
VTRACE("glEnable( GL_POINT_SPRITE_ARB )\n");
glEnable( GL_POINT_SPRITE_ARB );
checkGLcall("glEnable(...)");
} else {
VTRACE("glDisable( GL_POINT_SPRITE_ARB )\n");
glDisable( GL_POINT_SPRITE_ARB );
checkGLcall("glEnable(...)");
}
}
break;
/* Unhandled yet...! */
case WINED3DRS_EDGEANTIALIAS :
case WINED3DRS_WRAP0 :
@ -3406,7 +3455,6 @@ HRESULT WINAPI IWineD3DDeviceImpl_SetRenderState(IWineD3DDevice *iface, D3DRENDE
*/
TRACE("(%p)->(%d,%ld) Texture wraping not yet supported\n",This, State, Value);
break;
case WINED3DRS_POINTSPRITEENABLE :
case WINED3DRS_MULTISAMPLEANTIALIAS :
case WINED3DRS_MULTISAMPLEMASK :
case WINED3DRS_PATCHEDGESTYLE :