void Filt::TexParameter(const RegalContext &ctx, GLenum target, GLenum pname, GLfloat param)
{
UNUSED_PARAMETER(ctx);
UNUSED_PARAMETER(target);
UNUSED_PARAMETER(pname);
UNUSED_PARAMETER(param);
#if REGAL_SYS_ES2 || REGAL_SYS_GL
if (ctx.isCore() || ctx.isES2())
switch(pname)
{
case GL_TEXTURE_WRAP_S:
case GL_TEXTURE_WRAP_T:
case GL_TEXTURE_WRAP_R:
switch(int(param))
{
case GL_CLAMP:
Warning("Regal does not support GL_CLAMP wrap mode for core or ES 2.0 profiles - skipping.");
filtered = true;
default: break;
}
default: break;
}
#endif
}
void Filt::PolygonMode(const RegalContext &ctx, GLenum face, GLenum mode)
{
UNUSED_PARAMETER(ctx);
UNUSED_PARAMETER(face);
UNUSED_PARAMETER(mode);
#if REGAL_SYS_GL
if (ctx.isCore())
{
if (face!=GL_FRONT_AND_BACK)
{
Warning("Regal does not support ", GLenumToString(face), " in glPolygonMode for core profile, only GL_FRONT_AND_BACK is supported - skipping.");
filtered = true;
}
}
#endif
#if REGAL_SYS_ES2
if (ctx.isES2())
{
Warning("Regal does not support glPolygonMode for ES 2.0 - skipping.");
filtered = true;
}
#endif
}
bool Filt::FilterTexParameter(const RegalContext &ctx, GLenum target, GLenum pname, GLfloat param, GLfloat &newParam)
{
UNUSED_PARAMETER(ctx);
UNUSED_PARAMETER(target);
if (!ctx.isES2() && !ctx.isCore())
return false;
switch (pname)
{
case GL_TEXTURE_WRAP_S:
case GL_TEXTURE_WRAP_T:
case GL_TEXTURE_WRAP_R:
switch (int(param))
{
case GL_CLAMP:
Warning("Regal does not support GL_CLAMP wrap mode for core or ES 2.0 profiles - remapping to equivalent GL_CLAMP_TO_EDGE");
newParam = GL_CLAMP_TO_EDGE;
return true;
default:
break;
}
default:
break;
}
return false;
}
void Filt::RenderMode(const RegalContext &ctx, GLenum mode)
{
UNUSED_PARAMETER(ctx);
UNUSED_PARAMETER(mode);
#if REGAL_SYS_ES2 || REGAL_SYS_GL
if (ctx.isCore() || ctx.isES2())
if (mode!=GL_RENDER)
{
Warning("Regal does not support ", GLenumToString(mode), " render mode for core or ES 2.0 profiles, only GL_RENDER is supported in those profiles - skipping.");
filtered = true;
}
#endif
}
bool Filt::RenderMode(const RegalContext &ctx, GLenum mode)
{
UNUSED_PARAMETER(ctx);
UNUSED_PARAMETER(mode);
if (ctx.isCore() || ctx.isES2())
if (mode!=GL_RENDER)
{
Warning("Regal does not support ", GLenumToString(mode), " render mode for core or ES 2.0 profiles, only GL_RENDER is supported in those profiles - skipping.");
return true;
}
return false;
}
bool Filt::PolygonMode(const RegalContext &ctx, GLenum face, GLenum mode)
{
UNUSED_PARAMETER(ctx);
UNUSED_PARAMETER(face);
UNUSED_PARAMETER(mode);
if (ctx.isCore())
{
if (face!=GL_FRONT_AND_BACK)
{
Warning("Regal does not support ", GLenumToString(face), " in glPolygonMode for core profile, only GL_FRONT_AND_BACK is supported - skipping.");
return true;
}
}
if (ctx.isES2())
{
Warning("Regal does not support glPolygonMode for ES 2.0 - skipping.");
return true;
}
return false;
}
void Filt::FilterGet(const RegalContext &ctx, GLenum pname)
{
UNUSED_PARAMETER(ctx);
UNUSED_PARAMETER(pname);
#if REGAL_SYS_ES2 || REGAL_SYS_GL
if (ctx.isCore() || ctx.isES2())
{
filtered = true;
switch (pname )
{
case GL_MAX_TEXTURE_SIZE: retVal = 1024; break;
case GL_MAX_PIXEL_MAP_TABLE: retVal = 256; break;
case GL_MAX_NAME_STACK_DEPTH: retVal = 128; break;
case GL_MAX_LIST_NESTING: retVal = 64; break;
case GL_MAX_CLIENT_ATTRIB_STACK_DEPTH:
case GL_MAX_ATTRIB_STACK_DEPTH: retVal = 16; break;
case GL_DEPTH_BITS: retVal = 24; break;
case GL_RED_BITS:
case GL_GREEN_BITS:
case GL_BLUE_BITS:
case GL_ALPHA_BITS:
case GL_STENCIL_BITS:
case GL_SUBPIXEL_BITS:
retVal = 8;
break;
case GL_INDEX_MODE:
case GL_UNPACK_ROW_LENGTH:
case GL_UNPACK_SKIP_ROWS:
case GL_UNPACK_SKIP_PIXELS:
case GL_UNPACK_LSB_FIRST:
case GL_UNPACK_SWAP_BYTES:
case GL_PACK_ROW_LENGTH:
case GL_PACK_SKIP_ROWS:
case GL_PACK_SKIP_PIXELS:
case GL_PACK_LSB_FIRST:
case GL_PACK_SWAP_BYTES:
retVal = 0;
break;
default:
filtered = false;
break;
}
if (filtered)
{
Warning( "Regal does not support ", GLenumToString(pname), " as pname for glGet for core or ES 2.0 profiles - skipping." );
return;
}
}
#endif
#if REGAL_SYS_GL
if (ctx.isCore())
{
filtered = true;
switch (pname )
{
/* just a test
case GL_UNPACK_ALIGNMENT:
retVal = 0;
break;
*/
default:
filtered = false;
break;
}
if (filtered)
{
Warning( "Regal does not support ", GLenumToString(pname), " as pname for glGet for core profile - skipping." );
return;
}
}
#endif
#if REGAL_SYS_ES2
if (ctx.isES2())
{
filtered = true;
switch (pname ) {
case GL_PACK_ALIGNMENT:
retVal = 1;
break;
default:
filtered = false;
break;
}
if (filtered)
{
Warning( "Regal does not support ", GLenumToString(pname), " as pname for glGet for ES 2.0 profile - skipping." );
return;
}
}
#endif
}
bool Filt::FilterGet(const RegalContext &ctx, GLenum pname, int &retVal)
{
UNUSED_PARAMETER(ctx);
UNUSED_PARAMETER(pname);
bool filtered = false;
if (ctx.isCore() || ctx.isES2())
{
filtered = true;
switch (pname )
{
case GL_MAX_PIXEL_MAP_TABLE: retVal = 256; break;
case GL_MAX_NAME_STACK_DEPTH: retVal = 128; break;
case GL_MAX_LIST_NESTING: retVal = 64; break;
case GL_MAX_CLIENT_ATTRIB_STACK_DEPTH: retVal = ctx.emuInfo->gl_max_client_attrib_stack_depth; break;
case GL_MAX_ATTRIB_STACK_DEPTH: retVal = ctx.emuInfo->gl_max_attrib_stack_depth; break;
case GL_DEPTH_BITS: retVal = 24; break;
case GL_MAX_EVAL_ORDER: retVal = 4; break;
case GL_RED_BITS:
case GL_GREEN_BITS:
case GL_BLUE_BITS:
case GL_ALPHA_BITS:
case GL_STENCIL_BITS:
retVal = 8;
break;
case GL_INDEX_MODE:
case GL_UNPACK_LSB_FIRST:
case GL_UNPACK_SWAP_BYTES:
case GL_PACK_LSB_FIRST:
case GL_PACK_SWAP_BYTES:
retVal = 0;
break;
default:
filtered = false;
break;
}
if (filtered)
{
Warning( "Regal does not support ", GLenumToString(pname), " as pname for glGet for core or ES 2.0 profiles - skipping." );
return true;
}
}
if (ctx.isCore())
{
filtered = true;
#if 0
switch (pname )
{
/* just a test
case GL_UNPACK_ALIGNMENT:
retVal = 0;
break;
*/
default:
filtered = false;
break;
}
#else
filtered = false;
#endif
if (filtered)
{
Warning( "Regal does not support ", GLenumToString(pname), " as pname for glGet for core profile - skipping." );
return true;
}
}
if (ctx.isES2())
{
filtered = true;
switch (pname) {
case GL_MAX_COLOR_ATTACHMENTS:
if (ctx.info->gl_nv_fbo_color_attachments)
filtered = false;
else
retVal = 1;
break;
case GL_PACK_ROW_LENGTH_NV:
case GL_PACK_SKIP_ROWS_NV:
case GL_PACK_SKIP_PIXELS_NV:
if (ctx.info->gl_nv_pack_subimage)
filtered = false;
else
retVal = 0;
break;
case GL_PACK_IMAGE_HEIGHT:
case GL_PACK_SKIP_IMAGES:
if (ctx.info->gl_nv_pack_subimage && ctx.info->gl_nv_texture_array)
filtered = false;
else
retVal = 0;
break;
case GL_UNPACK_ROW_LENGTH_EXT:
case GL_UNPACK_SKIP_ROWS_EXT:
case GL_UNPACK_SKIP_PIXELS_EXT:
if (ctx.info->gl_ext_unpack_subimage)
filtered = false;
else
retVal = 0;
break;
case GL_UNPACK_IMAGE_HEIGHT_NV:
case GL_UNPACK_SKIP_IMAGES_NV:
if (ctx.info->gl_ext_unpack_subimage && ctx.info->gl_nv_texture_array)
filtered = false;
else
retVal = 0;
break;
// need to filter on ES2.0 since this query returns an
// INVALID_ENUM if no FBO is currently active
case GL_DRAW_BUFFER0:
case GL_DRAW_BUFFER1:
case GL_DRAW_BUFFER2:
case GL_DRAW_BUFFER3:
case GL_DRAW_BUFFER4:
case GL_DRAW_BUFFER5:
case GL_DRAW_BUFFER6:
case GL_DRAW_BUFFER7:
case GL_DRAW_BUFFER8:
case GL_DRAW_BUFFER9:
case GL_DRAW_BUFFER10:
case GL_DRAW_BUFFER11:
case GL_DRAW_BUFFER12:
case GL_DRAW_BUFFER13:
case GL_DRAW_BUFFER14:
case GL_DRAW_BUFFER15:
if (ctx.info->gl_nv_draw_buffers)
{
if (fboID == 0)
retVal = GL_NONE;
else
filtered = false;
}
else
retVal = GL_NONE;
break;
// GL_CONTEXT_PROFILE_MASK not relevant for ES 2.0
case GL_CONTEXT_PROFILE_MASK:
retVal = GL_NONE;
filtered = true;
break;
default:
filtered = false;
break;
}
if (filtered)
{
Warning( "Regal does not support ", GLenumToString(pname), " as pname for glGet for ES 2.0 profile - skipping." );
return true;
}
}
return false;
}