Ejemplo n.º 1
0
static void wined3d_cs_exec_set_clip_plane(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_clip_plane *op = data;

    cs->state.clip_planes[op->plane_idx] = *op->plane;
    device_invalidate_state(cs->device, STATE_CLIPPLANE(op->plane_idx));
}
Ejemplo n.º 2
0
static void wined3d_cs_exec_set_shader(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_shader *op = data;

    cs->state.shader[op->type] = op->shader;
    device_invalidate_state(cs->device, STATE_SHADER(op->type));
}
Ejemplo n.º 3
0
static void wined3d_cs_exec_set_sampler_state(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_sampler_state *op = data;

    cs->state.sampler_states[op->sampler_idx][op->state] = op->value;
    device_invalidate_state(cs->device, STATE_SAMPLER(op->sampler_idx));
}
Ejemplo n.º 4
0
static void wined3d_cs_exec_set_material(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_material *op = data;

    cs->state.material = *op->material;
    device_invalidate_state(cs->device, STATE_MATERIAL);
}
Ejemplo n.º 5
0
static void wined3d_cs_exec_set_render_state(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_render_state *op = data;

    cs->state.render_states[op->state] = op->value;
    device_invalidate_state(cs->device, STATE_RENDER(op->state));
}
Ejemplo n.º 6
0
Archivo: cs.c Proyecto: Eltechs/wine
static void wined3d_cs_exec_set_vertex_declaration(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_vertex_declaration *op = data;

    cs->state.vertex_declaration = op->declaration;
    device_invalidate_state(cs->device, STATE_VDECL);
}
Ejemplo n.º 7
0
static void wined3d_cs_exec_set_shader_resource_view(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_shader_resource_view *op = data;

    cs->state.shader_resource_view[op->type][op->view_idx] = op->view;
    device_invalidate_state(cs->device, STATE_SHADER_RESOURCE_BINDING);
}
Ejemplo n.º 8
0
static void wined3d_cs_exec_set_sampler(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_sampler *op = data;

    cs->state.sampler[op->type][op->sampler_idx] = op->sampler;
    device_invalidate_state(cs->device, STATE_SHADER_RESOURCE_BINDING);
}
Ejemplo n.º 9
0
Archivo: cs.c Proyecto: Eltechs/wine
static void wined3d_cs_exec_set_viewport(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_viewport *op = data;

    cs->state.viewport = *op->viewport;
    device_invalidate_state(cs->device, STATE_VIEWPORT);
}
Ejemplo n.º 10
0
Archivo: cs.c Proyecto: Eltechs/wine
static void wined3d_cs_exec_set_scissor_rect(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_scissor_rect *op = data;

    cs->state.scissor_rect = *op->rect;
    device_invalidate_state(cs->device, STATE_SCISSORRECT);
}
Ejemplo n.º 11
0
Archivo: cs.c Proyecto: Eltechs/wine
static void wined3d_cs_exec_set_render_target(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_render_target *op = data;

    cs->state.fb->render_targets[op->render_target_idx] = op->render_target;
    device_invalidate_state(cs->device, STATE_FRAMEBUFFER);
}
Ejemplo n.º 12
0
DWORD CDECL wined3d_texture_set_lod(struct wined3d_texture *texture, DWORD lod)
{
    DWORD old = texture->lod;

    TRACE("texture %p, lod %u.\n", texture, lod);

    /* The d3d9:texture test shows that SetLOD is ignored on non-managed
     * textures. The call always returns 0, and GetLOD always returns 0. */
    if (texture->resource.pool != WINED3D_POOL_MANAGED)
    {
        TRACE("Ignoring SetLOD on %s texture, returning 0.\n", debug_d3dpool(texture->resource.pool));
        return 0;
    }

    if (lod >= texture->level_count)
        lod = texture->level_count - 1;

    if (texture->lod != lod)
    {
        texture->lod = lod;

        texture->texture_rgb.states[WINED3DTEXSTA_MAXMIPLEVEL] = ~0U;
        texture->texture_srgb.states[WINED3DTEXSTA_MAXMIPLEVEL] = ~0U;
        if (texture->resource.bind_count)
            device_invalidate_state(texture->resource.device, STATE_SAMPLER(texture->sampler));
    }

    return old;
}
Ejemplo n.º 13
0
static void wined3d_cs_exec_set_texture_state(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_texture_state *op = data;

    cs->state.texture_states[op->stage][op->state] = op->value;
    device_invalidate_state(cs->device, STATE_TEXTURESTAGE(op->stage, op->state));
}
Ejemplo n.º 14
0
Archivo: cs.c Proyecto: Eltechs/wine
static void wined3d_cs_exec_set_transform(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_transform *op = data;

    cs->state.transforms[op->state] = *op->matrix;
    if (op->state < WINED3D_TS_WORLD_MATRIX(cs->device->adapter->gl_info.limits.blends))
        device_invalidate_state(cs->device, STATE_TRANSFORM(op->state));
}
Ejemplo n.º 15
0
Archivo: cs.c Proyecto: Eltechs/wine
static void wined3d_cs_exec_set_stream_source_freq(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_stream_source_freq *op = data;
    struct wined3d_stream_state *stream;

    stream = &cs->state.streams[op->stream_idx];
    stream->frequency = op->frequency;
    stream->flags = op->flags;

    device_invalidate_state(cs->device, STATE_STREAMSRC);
}
Ejemplo n.º 16
0
Archivo: cs.c Proyecto: Eltechs/wine
static void wined3d_cs_exec_set_texture(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_d3d_info *d3d_info = &cs->device->adapter->d3d_info;
    const struct wined3d_cs_set_texture *op = data;
    struct wined3d_texture *prev;

    prev = cs->state.textures[op->stage];
    cs->state.textures[op->stage] = op->texture;

    if (op->texture)
    {
        if (InterlockedIncrement(&op->texture->resource.bind_count) == 1)
            op->texture->sampler = op->stage;

        if (!prev || op->texture->target != prev->target)
            device_invalidate_state(cs->device, STATE_SHADER(WINED3D_SHADER_TYPE_PIXEL));

        if (!prev && op->stage < d3d_info->limits.ffp_blend_stages)
        {
            /* The source arguments for color and alpha ops have different
             * meanings when a NULL texture is bound, so the COLOR_OP and
             * ALPHA_OP have to be dirtified. */
            device_invalidate_state(cs->device, STATE_TEXTURESTAGE(op->stage, WINED3D_TSS_COLOR_OP));
            device_invalidate_state(cs->device, STATE_TEXTURESTAGE(op->stage, WINED3D_TSS_ALPHA_OP));
        }
    }

    if (prev)
    {
        if (InterlockedDecrement(&prev->resource.bind_count) && prev->sampler == op->stage)
        {
            unsigned int i;

            /* Search for other stages the texture is bound to. Shouldn't
             * happen if applications bind textures to a single stage only. */
            TRACE("Searching for other stages the texture is bound to.\n");
            for (i = 0; i < MAX_COMBINED_SAMPLERS; ++i)
            {
                if (cs->state.textures[i] == prev)
                {
                    TRACE("Texture is also bound to stage %u.\n", i);
                    prev->sampler = i;
                    break;
                }
            }
        }

        if (!op->texture && op->stage < d3d_info->limits.ffp_blend_stages)
        {
            device_invalidate_state(cs->device, STATE_TEXTURESTAGE(op->stage, WINED3D_TSS_COLOR_OP));
            device_invalidate_state(cs->device, STATE_TEXTURESTAGE(op->stage, WINED3D_TSS_ALPHA_OP));
        }
    }

    device_invalidate_state(cs->device, STATE_SAMPLER(op->stage));
}
Ejemplo n.º 17
0
static void wined3d_cs_exec_set_constant_buffer(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_constant_buffer *op = data;
    struct wined3d_buffer *prev;

    prev = cs->state.cb[op->type][op->cb_idx];
    cs->state.cb[op->type][op->cb_idx] = op->buffer;

    if (op->buffer)
        InterlockedIncrement(&op->buffer->resource.bind_count);
    if (prev)
        InterlockedDecrement(&prev->resource.bind_count);

    device_invalidate_state(cs->device, STATE_CONSTANT_BUFFER(op->type));
}
Ejemplo n.º 18
0
Archivo: cs.c Proyecto: Eltechs/wine
static void wined3d_cs_exec_set_index_buffer(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_index_buffer *op = data;
    struct wined3d_buffer *prev;

    prev = cs->state.index_buffer;
    cs->state.index_buffer = op->buffer;
    cs->state.index_format = op->format_id;

    if (op->buffer)
        InterlockedIncrement(&op->buffer->resource.bind_count);
    if (prev)
        InterlockedDecrement(&prev->resource.bind_count);

    device_invalidate_state(cs->device, STATE_INDEXBUFFER);
}
Ejemplo n.º 19
0
Archivo: cs.c Proyecto: Eltechs/wine
static void wined3d_cs_exec_set_stream_source(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_stream_source *op = data;
    struct wined3d_stream_state *stream;
    struct wined3d_buffer *prev;

    stream = &cs->state.streams[op->stream_idx];
    prev = stream->buffer;
    stream->buffer = op->buffer;
    stream->offset = op->offset;
    stream->stride = op->stride;

    if (op->buffer)
        InterlockedIncrement(&op->buffer->resource.bind_count);
    if (prev)
        InterlockedDecrement(&prev->resource.bind_count);

    device_invalidate_state(cs->device, STATE_STREAMSRC);
}
Ejemplo n.º 20
0
/* Context activation is done by the caller. */
static void volume_bind_and_dirtify(const struct wined3d_volume *volume, struct wined3d_context *context)
{
    struct wined3d_texture *container = volume->container;
    DWORD active_sampler;

    /* We don't need a specific texture unit, but after binding the texture the current unit is dirty.
     * Read the unit back instead of switching to 0, this avoids messing around with the state manager's
     * gl states. The current texture unit should always be a valid one.
     *
     * To be more specific, this is tricky because we can implicitly be called
     * from sampler() in state.c. This means we can't touch anything other than
     * whatever happens to be the currently active texture, or we would risk
     * marking already applied sampler states dirty again. */
    active_sampler = volume->resource.device->rev_tex_unit_map[context->active_texture];

    if (active_sampler != WINED3D_UNMAPPED_STAGE)
        device_invalidate_state(volume->resource.device, STATE_SAMPLER(active_sampler));

    container->texture_ops->texture_bind(container, context, FALSE);
}
Ejemplo n.º 21
0
static void wined3d_cs_exec_set_depth_stencil_view(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_depth_stencil_view *op = data;
    struct wined3d_device *device = cs->device;
    struct wined3d_rendertarget_view *prev;

    if ((prev = cs->state.fb->depth_stencil))
    {
        struct wined3d_surface *prev_surface = wined3d_rendertarget_view_get_surface(prev);

        if (prev_surface && (device->swapchains[0]->desc.flags & WINED3DPRESENTFLAG_DISCARD_DEPTHSTENCIL
                || prev_surface->flags & SFLAG_DISCARD))
        {
            surface_modify_ds_location(prev_surface, WINED3D_LOCATION_DISCARDED, prev->width, prev->height);
            if (prev_surface == device->onscreen_depth_stencil)
            {
                wined3d_surface_decref(device->onscreen_depth_stencil);
                device->onscreen_depth_stencil = NULL;
            }
        }
    }

    cs->fb.depth_stencil = op->view;

    if (!prev != !op->view)
    {
        /* Swapping NULL / non NULL depth stencil affects the depth and tests */
        device_invalidate_state(device, STATE_RENDER(WINED3D_RS_ZENABLE));
        device_invalidate_state(device, STATE_RENDER(WINED3D_RS_STENCILENABLE));
        device_invalidate_state(device, STATE_RENDER(WINED3D_RS_STENCILWRITEMASK));
        device_invalidate_state(device, STATE_RENDER(WINED3D_RS_DEPTHBIAS));
    }
    else if (prev && (prev->format_flags & WINED3DFMT_FLAG_FLOAT)
            != (op->view->format_flags & WINED3DFMT_FLAG_FLOAT))
    {
        device_invalidate_state(device, STATE_RENDER(WINED3D_RS_DEPTHBIAS));
    }

    device_invalidate_state(device, STATE_FRAMEBUFFER);
}
Ejemplo n.º 22
0
Archivo: cs.c Proyecto: Eltechs/wine
static void wined3d_cs_exec_set_depth_stencil(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_depth_stencil *op = data;
    struct wined3d_device *device = cs->device;
    struct wined3d_surface *prev;

    if ((prev = cs->state.fb->depth_stencil))
    {
        if (device->swapchains[0]->desc.flags & WINED3DPRESENTFLAG_DISCARD_DEPTHSTENCIL
                || prev->flags & SFLAG_DISCARD)
        {
            surface_modify_ds_location(prev, WINED3D_LOCATION_DISCARDED,
                    prev->resource.width, prev->resource.height);
            if (prev == device->onscreen_depth_stencil)
            {
                wined3d_surface_decref(device->onscreen_depth_stencil);
                device->onscreen_depth_stencil = NULL;
            }
        }
    }

    cs->fb.depth_stencil = op->depth_stencil;

    if (!prev != !op->depth_stencil)
    {
        /* Swapping NULL / non NULL depth stencil affects the depth and tests */
        device_invalidate_state(device, STATE_RENDER(WINED3D_RS_ZENABLE));
        device_invalidate_state(device, STATE_RENDER(WINED3D_RS_STENCILENABLE));
        device_invalidate_state(device, STATE_RENDER(WINED3D_RS_STENCILWRITEMASK));
        device_invalidate_state(device, STATE_RENDER(WINED3D_RS_DEPTHBIAS));
    }
    else if (prev && prev->resource.format->depth_size != op->depth_stencil->resource.format->depth_size)
    {
        device_invalidate_state(device, STATE_RENDER(WINED3D_RS_DEPTHBIAS));
    }

    device_invalidate_state(device, STATE_FRAMEBUFFER);
}
Ejemplo n.º 23
0
static void wined3d_cs_exec_set_color_key(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_cs_set_color_key *op = data;
    struct wined3d_texture *texture = op->texture;

    if (op->set)
    {
        switch (op->flags)
        {
            case WINED3D_CKEY_DST_BLT:
                texture->async.dst_blt_color_key = op->color_key;
                texture->async.color_key_flags |= WINED3D_CKEY_DST_BLT;
                break;

            case WINED3D_CKEY_DST_OVERLAY:
                texture->async.dst_overlay_color_key = op->color_key;
                texture->async.color_key_flags |= WINED3D_CKEY_DST_OVERLAY;
                break;

            case WINED3D_CKEY_SRC_BLT:
                if (texture == cs->state.textures[0])
                {
                    device_invalidate_state(cs->device, STATE_COLOR_KEY);
                    if (!(texture->async.color_key_flags & WINED3D_CKEY_SRC_BLT))
                        device_invalidate_state(cs->device, STATE_RENDER(WINED3D_RS_COLORKEYENABLE));
                }

                texture->async.src_blt_color_key = op->color_key;
                texture->async.color_key_flags |= WINED3D_CKEY_SRC_BLT;
                break;

            case WINED3D_CKEY_SRC_OVERLAY:
                texture->async.src_overlay_color_key = op->color_key;
                texture->async.color_key_flags |= WINED3D_CKEY_SRC_OVERLAY;
                break;
        }
    }
    else
    {
        switch (op->flags)
        {
            case WINED3D_CKEY_DST_BLT:
                texture->async.color_key_flags &= ~WINED3D_CKEY_DST_BLT;
                break;

            case WINED3D_CKEY_DST_OVERLAY:
                texture->async.color_key_flags &= ~WINED3D_CKEY_DST_OVERLAY;
                break;

            case WINED3D_CKEY_SRC_BLT:
                if (texture == cs->state.textures[0] && texture->async.color_key_flags & WINED3D_CKEY_SRC_BLT)
                    device_invalidate_state(cs->device, STATE_RENDER(WINED3D_RS_COLORKEYENABLE));

                texture->async.color_key_flags &= ~WINED3D_CKEY_SRC_BLT;
                break;

            case WINED3D_CKEY_SRC_OVERLAY:
                texture->async.color_key_flags &= ~WINED3D_CKEY_SRC_OVERLAY;
                break;
        }
    }
}
Ejemplo n.º 24
0
static void wined3d_cs_exec_set_texture(struct wined3d_cs *cs, const void *data)
{
    const struct wined3d_d3d_info *d3d_info = &cs->device->adapter->d3d_info;
    const struct wined3d_cs_set_texture *op = data;
    struct wined3d_texture *prev;
    BOOL old_use_color_key = FALSE, new_use_color_key = FALSE;

    prev = cs->state.textures[op->stage];
    cs->state.textures[op->stage] = op->texture;

    if (op->texture)
    {
        const struct wined3d_format *new_format = op->texture->resource.format;
        const struct wined3d_format *old_format = prev ? prev->resource.format : NULL;
        unsigned int old_fmt_flags = prev ? prev->resource.format_flags : 0;
        unsigned int new_fmt_flags = op->texture->resource.format_flags;

        if (InterlockedIncrement(&op->texture->resource.bind_count) == 1)
            op->texture->sampler = op->stage;

        if (!prev || op->texture->target != prev->target
                || !is_same_fixup(new_format->color_fixup, old_format->color_fixup)
                || (new_fmt_flags & WINED3DFMT_FLAG_SHADOW) != (old_fmt_flags & WINED3DFMT_FLAG_SHADOW))
            device_invalidate_state(cs->device, STATE_SHADER(WINED3D_SHADER_TYPE_PIXEL));

        if (!prev && op->stage < d3d_info->limits.ffp_blend_stages)
        {
            /* The source arguments for color and alpha ops have different
             * meanings when a NULL texture is bound, so the COLOR_OP and
             * ALPHA_OP have to be dirtified. */
            device_invalidate_state(cs->device, STATE_TEXTURESTAGE(op->stage, WINED3D_TSS_COLOR_OP));
            device_invalidate_state(cs->device, STATE_TEXTURESTAGE(op->stage, WINED3D_TSS_ALPHA_OP));
        }

        if (!op->stage && op->texture->async.color_key_flags & WINED3D_CKEY_SRC_BLT)
            new_use_color_key = TRUE;
    }

    if (prev)
    {
        if (InterlockedDecrement(&prev->resource.bind_count) && prev->sampler == op->stage)
        {
            unsigned int i;

            /* Search for other stages the texture is bound to. Shouldn't
             * happen if applications bind textures to a single stage only. */
            TRACE("Searching for other stages the texture is bound to.\n");
            for (i = 0; i < MAX_COMBINED_SAMPLERS; ++i)
            {
                if (cs->state.textures[i] == prev)
                {
                    TRACE("Texture is also bound to stage %u.\n", i);
                    prev->sampler = i;
                    break;
                }
            }
        }

        if (!op->texture && op->stage < d3d_info->limits.ffp_blend_stages)
        {
            device_invalidate_state(cs->device, STATE_TEXTURESTAGE(op->stage, WINED3D_TSS_COLOR_OP));
            device_invalidate_state(cs->device, STATE_TEXTURESTAGE(op->stage, WINED3D_TSS_ALPHA_OP));
        }

        if (!op->stage && prev->async.color_key_flags & WINED3D_CKEY_SRC_BLT)
            old_use_color_key = TRUE;
    }

    device_invalidate_state(cs->device, STATE_SAMPLER(op->stage));

    if (new_use_color_key != old_use_color_key)
        device_invalidate_state(cs->device, STATE_RENDER(WINED3D_RS_COLORKEYENABLE));

    if (new_use_color_key)
        device_invalidate_state(cs->device, STATE_COLOR_KEY);
}
Ejemplo n.º 25
0
/* A GL context is provided by the caller */
static void swapchain_blit(const struct wined3d_swapchain *swapchain,
        struct wined3d_context *context, const RECT *src_rect, const RECT *dst_rect)
{
    struct wined3d_surface *backbuffer = swapchain->back_buffers[0];
    struct wined3d_device *device = swapchain->device;
    UINT src_w = src_rect->right - src_rect->left;
    UINT src_h = src_rect->bottom - src_rect->top;
    GLenum gl_filter;
    const struct wined3d_gl_info *gl_info = context->gl_info;
    RECT win_rect;
    UINT win_h;

    TRACE("swapchain %p, context %p, src_rect %s, dst_rect %s.\n",
            swapchain, context, wine_dbgstr_rect(src_rect), wine_dbgstr_rect(dst_rect));

    if (src_w == dst_rect->right - dst_rect->left && src_h == dst_rect->bottom - dst_rect->top)
        gl_filter = GL_NEAREST;
    else
        gl_filter = GL_LINEAR;

    GetClientRect(swapchain->win_handle, &win_rect);
    win_h = win_rect.bottom - win_rect.top;

    if (gl_info->fbo_ops.glBlitFramebuffer && is_identity_fixup(backbuffer->resource.format->color_fixup))
    {
        ENTER_GL();
        context_apply_fbo_state_blit(context, GL_READ_FRAMEBUFFER, backbuffer, NULL, SFLAG_INTEXTURE);
        glReadBuffer(GL_COLOR_ATTACHMENT0);
        context_check_fbo_status(context, GL_READ_FRAMEBUFFER);

        context_bind_fbo(context, GL_DRAW_FRAMEBUFFER, NULL);
        context_set_draw_buffer(context, GL_BACK);
        device_invalidate_state(device, STATE_FRAMEBUFFER);

        glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
        device_invalidate_state(device, STATE_RENDER(WINED3DRS_COLORWRITEENABLE));
        device_invalidate_state(device, STATE_RENDER(WINED3DRS_COLORWRITEENABLE1));
        device_invalidate_state(device, STATE_RENDER(WINED3DRS_COLORWRITEENABLE2));
        device_invalidate_state(device, STATE_RENDER(WINED3DRS_COLORWRITEENABLE3));

        glDisable(GL_SCISSOR_TEST);
        device_invalidate_state(device, STATE_RENDER(WINED3DRS_SCISSORTESTENABLE));

        /* Note that the texture is upside down */
        gl_info->fbo_ops.glBlitFramebuffer(src_rect->left, src_rect->top, src_rect->right, src_rect->bottom,
                dst_rect->left, win_h - dst_rect->top, dst_rect->right, win_h - dst_rect->bottom,
                GL_COLOR_BUFFER_BIT, gl_filter);
        checkGLcall("Swapchain present blit(EXT_framebuffer_blit)\n");
        LEAVE_GL();
    }
    else
    {
        struct wined3d_context *context2;
        float tex_left = src_rect->left;
        float tex_top = src_rect->top;
        float tex_right = src_rect->right;
        float tex_bottom = src_rect->bottom;

        context2 = context_acquire(device, swapchain->back_buffers[0]);
        context_apply_blit_state(context2, device);

        if (backbuffer->flags & SFLAG_NORMCOORD)
        {
            tex_left /= src_w;
            tex_right /= src_w;
            tex_top /= src_h;
            tex_bottom /= src_h;
        }

        if (is_complex_fixup(backbuffer->resource.format->color_fixup))
            gl_filter = GL_NEAREST;

        ENTER_GL();
        context_bind_fbo(context2, GL_FRAMEBUFFER, NULL);

        /* Set up the texture. The surface is not in a wined3d_texture
         * container, so there are no D3D texture settings to dirtify. */
        device->blitter->set_shader(device->blit_priv, context2->gl_info, backbuffer);
        glTexParameteri(backbuffer->texture_target, GL_TEXTURE_MIN_FILTER, gl_filter);
        glTexParameteri(backbuffer->texture_target, GL_TEXTURE_MAG_FILTER, gl_filter);

        context_set_draw_buffer(context, GL_BACK);

        /* Set the viewport to the destination rectandle, disable any projection
         * transformation set up by context_apply_blit_state(), and draw a
         * (-1,-1)-(1,1) quad.
         *
         * Back up viewport and matrix to avoid breaking last_was_blit
         *
         * Note that context_apply_blit_state() set up viewport and ortho to
         * match the surface size - we want the GL drawable(=window) size. */
        glPushAttrib(GL_VIEWPORT_BIT);
        glViewport(dst_rect->left, win_h - dst_rect->bottom, dst_rect->right, win_h - dst_rect->top);
        glMatrixMode(GL_PROJECTION);
        glPushMatrix();
        glLoadIdentity();

        glBegin(GL_QUADS);
            /* bottom left */
            glTexCoord2f(tex_left, tex_bottom);
            glVertex2i(-1, -1);

            /* top left */
            glTexCoord2f(tex_left, tex_top);
            glVertex2i(-1, 1);

            /* top right */
            glTexCoord2f(tex_right, tex_top);
            glVertex2i(1, 1);

            /* bottom right */
            glTexCoord2f(tex_right, tex_bottom);
            glVertex2i(1, -1);
        glEnd();

        glPopMatrix();
        glPopAttrib();

        device->blitter->unset_shader(context->gl_info);
        checkGLcall("Swapchain present blit(manual)\n");
        LEAVE_GL();

        context_release(context2);
    }
}