/* Context activation is done by the caller. */
static void shader_resource_view_bind_and_dirtify(struct wined3d_shader_resource_view *view,
struct wined3d_context *context)
{
if (context->active_texture < ARRAY_SIZE(context->rev_tex_unit_map))
{
DWORD active_sampler = context->rev_tex_unit_map[context->active_texture];
if (active_sampler != WINED3D_UNMAPPED_STAGE)
context_invalidate_state(context, STATE_SAMPLER(active_sampler));
}
/* FIXME: Ideally we'd only do this when touching a binding that's used by
* a shader. */
context_invalidate_compute_state(context, STATE_COMPUTE_SHADER_RESOURCE_BINDING);
context_invalidate_state(context, STATE_GRAPHICS_SHADER_RESOURCE_BINDING);
context_bind_texture(context, view->gl_view.target, view->gl_view.name);
}
/* Context activation is done by the caller. */
void wined3d_texture_bind_and_dirtify(struct wined3d_texture *texture,
struct wined3d_context *context, BOOL srgb)
{
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 = context->rev_tex_unit_map[context->active_texture];
if (active_sampler != WINED3D_UNMAPPED_STAGE)
context_invalidate_state(context, STATE_SAMPLER(active_sampler));
wined3d_texture_bind(texture, context, srgb);
}
static void create_buffer_texture(struct wined3d_gl_view *view, struct wined3d_context *context,
struct wined3d_buffer *buffer, const struct wined3d_format *view_format,
unsigned int offset, unsigned int size)
{
const struct wined3d_gl_info *gl_info = context->gl_info;
if (!gl_info->supported[ARB_TEXTURE_BUFFER_OBJECT])
{
FIXME("OpenGL implementation does not support buffer textures.\n");
return;
}
if ((offset & (gl_info->limits.texture_buffer_offset_alignment - 1)))
{
FIXME("Buffer offset %u is not %u byte aligned.\n",
offset, gl_info->limits.texture_buffer_offset_alignment);
return;
}
wined3d_buffer_load_location(buffer, context, WINED3D_LOCATION_BUFFER);
view->target = GL_TEXTURE_BUFFER;
gl_info->gl_ops.gl.p_glGenTextures(1, &view->name);
context_bind_texture(context, GL_TEXTURE_BUFFER, view->name);
if (gl_info->supported[ARB_TEXTURE_BUFFER_RANGE])
{
GL_EXTCALL(glTexBufferRange(GL_TEXTURE_BUFFER, view_format->glInternal,
buffer->buffer_object, offset, size));
}
else
{
if (offset || size != buffer->resource.size)
FIXME("OpenGL implementation does not support ARB_texture_buffer_range.\n");
GL_EXTCALL(glTexBuffer(GL_TEXTURE_BUFFER, view_format->glInternal, buffer->buffer_object));
}
checkGLcall("Create buffer texture");
context_invalidate_compute_state(context, STATE_COMPUTE_SHADER_RESOURCE_BINDING);
context_invalidate_state(context, STATE_GRAPHICS_SHADER_RESOURCE_BINDING);
}
/* 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];
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))
{
DWORD location = SFLAG_INTEXTURE;
if (backbuffer->resource.multisample_type)
{
location = SFLAG_INRB_RESOLVED;
surface_load_location(backbuffer, location, NULL);
}
ENTER_GL();
context_apply_fbo_state_blit(context, GL_READ_FRAMEBUFFER, backbuffer, NULL, location);
glReadBuffer(GL_COLOR_ATTACHMENT0);
context_check_fbo_status(context, GL_READ_FRAMEBUFFER);
context_apply_fbo_state_blit(context, GL_DRAW_FRAMEBUFFER, swapchain->front_buffer, NULL, SFLAG_INDRAWABLE);
context_set_draw_buffer(context, GL_BACK);
context_invalidate_state(context, STATE_FRAMEBUFFER);
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
context_invalidate_state(context, STATE_RENDER(WINED3D_RS_COLORWRITEENABLE));
context_invalidate_state(context, STATE_RENDER(WINED3D_RS_COLORWRITEENABLE1));
context_invalidate_state(context, STATE_RENDER(WINED3D_RS_COLORWRITEENABLE2));
context_invalidate_state(context, STATE_RENDER(WINED3D_RS_COLORWRITEENABLE3));
glDisable(GL_SCISSOR_TEST);
context_invalidate_state(context, STATE_RENDER(WINED3D_RS_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_device *device = swapchain->device;
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_apply_fbo_state_blit(context2, GL_FRAMEBUFFER, swapchain->front_buffer, NULL, SFLAG_INDRAWABLE);
/* 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, 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);
}
}
static void create_texture_view(struct wined3d_gl_view *view, GLenum view_target,
const struct wined3d_view_desc *desc, struct wined3d_texture *texture,
const struct wined3d_format *view_format)
{
const struct wined3d_gl_info *gl_info;
unsigned int layer_idx, layer_count;
struct wined3d_context *context;
GLuint texture_name;
view->target = view_target;
context = context_acquire(texture->resource.device, NULL, 0);
gl_info = context->gl_info;
if (!gl_info->supported[ARB_TEXTURE_VIEW])
{
context_release(context);
FIXME("OpenGL implementation does not support texture views.\n");
return;
}
wined3d_texture_prepare_texture(texture, context, FALSE);
texture_name = wined3d_texture_get_texture_name(texture, context, FALSE);
layer_idx = desc->u.texture.layer_idx;
layer_count = desc->u.texture.layer_count;
if (view_target == GL_TEXTURE_3D && (layer_idx || layer_count != 1))
{
FIXME("Depth slice (%u-%u) not supported.\n", layer_idx, layer_count);
layer_idx = 0;
layer_count = 1;
}
gl_info->gl_ops.gl.p_glGenTextures(1, &view->name);
GL_EXTCALL(glTextureView(view->name, view->target, texture_name, view_format->glInternal,
desc->u.texture.level_idx, desc->u.texture.level_count,
layer_idx, layer_count));
checkGLcall("Create texture view");
if (is_stencil_view_format(view_format))
{
static const GLint swizzle[] = {GL_ZERO, GL_RED, GL_ZERO, GL_ZERO};
if (!gl_info->supported[ARB_STENCIL_TEXTURING])
{
context_release(context);
FIXME("OpenGL implementation does not support stencil texturing.\n");
return;
}
context_bind_texture(context, view->target, view->name);
gl_info->gl_ops.gl.p_glTexParameteriv(view->target, GL_TEXTURE_SWIZZLE_RGBA, swizzle);
gl_info->gl_ops.gl.p_glTexParameteri(view->target, GL_DEPTH_STENCIL_TEXTURE_MODE, GL_STENCIL_INDEX);
checkGLcall("Initialize stencil view");
context_invalidate_compute_state(context, STATE_COMPUTE_SHADER_RESOURCE_BINDING);
context_invalidate_state(context, STATE_GRAPHICS_SHADER_RESOURCE_BINDING);
}
context_release(context);
}