[cairo] [PATCH 3/3] gl: Remove fixed-function related code paths

Eric Anholt eric at anholt.net
Sat Jan 29 23:47:38 PST 2011


On Fri, 28 Jan 2011 15:02:54 +0200, Alexandros Frantzis <alexandros.frantzis at linaro.org> wrote:
> Fixed-function related code paths are no longer used, as we require shader
> support for the gl backend.
> ---
>  src/cairo-gl-composite.c |  106 +--------------------------------------------
>  src/cairo-gl-device.c    |    6 ---
>  src/cairo-gl-private.h   |    1 -
>  3 files changed, 3 insertions(+), 110 deletions(-)

[...]

>      case CAIRO_GL_OPERAND_TEXTURE:
>          glActiveTexture (GL_TEXTURE0 + tex_unit);
>          glBindTexture (ctx->tex_target, operand->texture.tex);
> -        glEnable (ctx->tex_target);
>          _cairo_gl_texture_set_extend (ctx, ctx->tex_target,
>                                        operand->texture.attributes.extend);
>          _cairo_gl_texture_set_filter (ctx, ctx->tex_target,
> @@ -642,7 +569,6 @@ _cairo_gl_context_setup_operand (cairo_gl_context_t *ctx,
>          glBindTexture (GL_TEXTURE_1D, operand->gradient.gradient->tex);
>          _cairo_gl_texture_set_extend (ctx, GL_TEXTURE_1D, operand->gradient.extend);
>          _cairo_gl_texture_set_filter (ctx, GL_TEXTURE_1D, CAIRO_FILTER_BILINEAR);
> -        glEnable (GL_TEXTURE_1D);
>  
>  	glClientActiveTexture (GL_TEXTURE0 + tex_unit);
>  	glTexCoordPointer (2, GL_FLOAT, vertex_size,

Have you run this through the testsuite?  It doesn't seem like this
should work with all the glEnable() of the texturing stripped out.
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