/*
* Mesa 3-D graphics library
- * Version: 7.9
*
* Copyright (C) 2010 LunarG Inc.
*
* Chia-I Wu <olv@lunarg.com>
*/
-#include "state_tracker/st_gl_api.h"
-
-#include "pipe/p_context.h"
-#include "pipe/p_screen.h"
-#include "util/u_format.h"
-#include "util/u_pointer.h"
-#include "util/u_inlines.h"
-#include "util/u_atomic.h"
-#include "util/u_surface.h"
-
#include "main/mtypes.h"
+#include "main/extensions.h"
#include "main/context.h"
-#include "main/mfeatures.h"
+#include "main/debug_output.h"
#include "main/texobj.h"
#include "main/teximage.h"
#include "main/texstate.h"
+#include "main/errors.h"
#include "main/framebuffer.h"
#include "main/fbobject.h"
#include "main/renderbuffer.h"
#include "st_texture.h"
#include "st_context.h"
+#include "st_debug.h"
+#include "st_extensions.h"
#include "st_format.h"
#include "st_cb_fbo.h"
#include "st_cb_flush.h"
#include "st_manager.h"
+#include "state_tracker/st_gl_api.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_screen.h"
+#include "util/u_format.h"
+#include "util/u_pointer.h"
+#include "util/u_inlines.h"
+#include "util/u_atomic.h"
+#include "util/u_surface.h"
+
/**
* Cast wrapper to convert a struct gl_framebuffer to an st_framebuffer.
* Return NULL if the struct gl_framebuffer is a user-created framebuffer.
* We'll only return non-null for window system framebuffers.
* Note that this function may fail.
*/
-static INLINE struct st_framebuffer *
+static inline struct st_framebuffer *
st_ws_framebuffer(struct gl_framebuffer *fb)
{
/* FBO cannot be casted. See st_new_framebuffer */
- return (struct st_framebuffer *) ((fb && !fb->Name) ? fb : NULL);
+ if (fb && _mesa_is_winsys_fbo(fb))
+ return (struct st_framebuffer *) fb;
+ return NULL;
}
/**
* Map an attachment to a buffer index.
*/
-static INLINE gl_buffer_index
+static inline gl_buffer_index
attachment_to_buffer_index(enum st_attachment_type statt)
{
gl_buffer_index index;
/**
* Map a buffer index to an attachment.
*/
-static INLINE enum st_attachment_type
+static inline enum st_attachment_type
buffer_index_to_attachment(gl_buffer_index index)
{
enum st_attachment_type statt;
struct st_framebuffer *stread)
{
if (stdraw && stdraw->stamp != st->draw_stamp) {
- st->dirty.st |= ST_NEW_FRAMEBUFFER;
+ st->dirty |= ST_NEW_FRAMEBUFFER;
_mesa_resize_framebuffer(st->ctx, &stdraw->Base,
stdraw->Base.Width,
stdraw->Base.Height);
if (stread && stread->stamp != st->read_stamp) {
if (stread != stdraw) {
- st->dirty.st |= ST_NEW_FRAMEBUFFER;
+ st->dirty |= ST_NEW_FRAMEBUFFER;
_mesa_resize_framebuffer(st->ctx, &stread->Base,
stread->Base.Width,
stread->Base.Height);
/**
* Validate a framebuffer to make sure up-to-date pipe_textures are used.
- * The context we need to pass in is s dummy context needed only to be
- * able to get a pipe context to create pipe surfaces, and to have a
- * context to call _mesa_resize_framebuffer():
+ * The context is only used for creating pipe surfaces and for calling
+ * _mesa_resize_framebuffer().
* (That should probably be rethought, since those surfaces become
* drawable state, not context state, and can be freed by another pipe
* context).
uint width, height;
unsigned i;
boolean changed = FALSE;
- int32_t new_stamp = p_atomic_read(&stfb->iface->stamp);
+ int32_t new_stamp;
+
+ /* Check for incomplete framebuffers (e.g. EGL_KHR_surfaceless_context) */
+ if (!stfb->iface)
+ return;
+ new_stamp = p_atomic_read(&stfb->iface->stamp);
if (stfb->iface_stamp == new_stamp)
return;
/* validate the fb */
do {
- if (!stfb->iface->validate(stfb->iface, stfb->statts,
+ if (!stfb->iface->validate(&st->iface, stfb->iface, stfb->statts,
stfb->num_statts, textures))
return;
continue;
}
- memset(&surf_tmpl, 0, sizeof(surf_tmpl));
- u_surface_default_template(&surf_tmpl, textures[i],
- PIPE_BIND_RENDER_TARGET);
+ u_surface_default_template(&surf_tmpl, textures[i]);
ps = st->pipe->create_surface(st->pipe, textures[i], &surf_tmpl);
if (ps) {
pipe_surface_reference(&strb->surface, ps);
{
struct gl_renderbuffer *rb;
enum pipe_format format;
- int samples;
boolean sw;
if (!stfb->iface)
break;
default:
format = stfb->iface->visual->color_format;
+ if (stfb->Base.Visual.sRGBCapable)
+ format = util_format_srgb(format);
sw = FALSE;
break;
}
if (format == PIPE_FORMAT_NONE)
return FALSE;
- samples = stfb->iface->visual->samples;
- if (!samples)
- samples = st_get_msaa();
-
- rb = st_new_renderbuffer_fb(format, samples, sw);
+ rb = st_new_renderbuffer_fb(format, stfb->iface->visual->samples, sw);
if (!rb)
return FALSE;
mode->rgbBits = mode->redBits +
mode->greenBits + mode->blueBits + mode->alphaBits;
+ mode->sRGBCapable = util_format_is_srgb(visual->color_format);
}
if (visual->depth_stencil_format != PIPE_FORMAT_NONE) {
UTIL_FORMAT_COLORSPACE_RGB, 3);
}
- if (visual->samples) {
+ if (visual->samples > 1) {
mode->sampleBuffers = 1;
mode->samples = visual->samples;
}
* Create a framebuffer from a manager interface.
*/
static struct st_framebuffer *
-st_framebuffer_create(struct st_framebuffer_iface *stfbi)
+st_framebuffer_create(struct st_context *st,
+ struct st_framebuffer_iface *stfbi)
{
struct st_framebuffer *stfb;
struct gl_config mode;
return NULL;
st_visual_to_context_mode(stfbi->visual, &mode);
+
+ /*
+ * For desktop GL, sRGB framebuffer write is controlled by both the
+ * capability of the framebuffer and GL_FRAMEBUFFER_SRGB. We should
+ * advertise the capability when the pipe driver (and core Mesa) supports
+ * it so that applications can enable sRGB write when they want to.
+ *
+ * This is not to be confused with GLX_FRAMEBUFFER_SRGB_CAPABLE_ARB. When
+ * the attribute is GLX_TRUE, it tells the st manager to pick a color
+ * format such that util_format_srgb(visual->color_format) can be supported
+ * by the pipe driver. We still need to advertise the capability here.
+ *
+ * For GLES, however, sRGB framebuffer write is controlled only by the
+ * capability of the framebuffer. There is GL_EXT_sRGB_write_control to
+ * give applications the control back, but sRGB write is still enabled by
+ * default. To avoid unexpected results, we should not advertise the
+ * capability. This could change when we add support for
+ * EGL_KHR_gl_colorspace.
+ */
+ if (_mesa_is_desktop_gl(st->ctx)) {
+ struct pipe_screen *screen = st->pipe->screen;
+ const enum pipe_format srgb_format =
+ util_format_srgb(stfbi->visual->color_format);
+
+ if (srgb_format != PIPE_FORMAT_NONE &&
+ st_pipe_format_to_mesa_format(srgb_format) != MESA_FORMAT_NONE &&
+ screen->is_format_supported(screen, srgb_format,
+ PIPE_TEXTURE_2D, stfbi->visual->samples,
+ (PIPE_BIND_DISPLAY_TARGET |
+ PIPE_BIND_RENDER_TARGET)))
+ mode.sRGBCapable = GL_TRUE;
+ }
+
_mesa_initialize_window_framebuffer(&stfb->Base, &mode);
stfb->iface = stfbi;
/* add the color buffer */
idx = stfb->Base._ColorDrawBufferIndexes[0];
if (!st_framebuffer_add_renderbuffer(stfb, idx)) {
- FREE(stfb);
+ free(stfb);
return NULL;
}
stfb->stamp = 0;
st_framebuffer_update_attachments(stfb);
- stfb->Base.Initialized = GL_TRUE;
-
return stfb;
}
struct pipe_fence_handle **fence)
{
struct st_context *st = (struct st_context *) stctxi;
- st_flush(st, fence);
+ unsigned pipe_flags = 0;
+
+ if (flags & ST_FLUSH_END_OF_FRAME) {
+ pipe_flags |= PIPE_FLUSH_END_OF_FRAME;
+ }
+
+ st_flush(st, fence, pipe_flags);
if (flags & ST_FLUSH_FRONT)
st_manager_flush_frontbuffer(st);
}
static boolean
st_context_teximage(struct st_context_iface *stctxi,
- enum st_texture_type target,
- int level, enum pipe_format internal_format,
+ enum st_texture_type tex_type,
+ int level, enum pipe_format pipe_format,
struct pipe_resource *tex, boolean mipmap)
{
struct st_context *st = (struct st_context *) stctxi;
struct gl_context *ctx = st->ctx;
- struct gl_texture_unit *texUnit = _mesa_get_current_tex_unit(ctx);
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
struct st_texture_object *stObj;
struct st_texture_image *stImage;
GLenum internalFormat;
GLuint width, height, depth;
+ GLenum target;
- switch (target) {
+ switch (tex_type) {
case ST_TEXTURE_1D:
target = GL_TEXTURE_1D;
break;
break;
default:
return FALSE;
- break;
}
- texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texObj = _mesa_get_current_tex_object(ctx, target);
+
_mesa_lock_texture(ctx, texObj);
stObj = st_texture_object(texObj);
texImage = _mesa_get_tex_image(ctx, texObj, target, level);
stImage = st_texture_image(texImage);
if (tex) {
- gl_format texFormat;
-
- /*
- * XXX When internal_format and tex->format differ, st_finalize_texture
- * needs to allocate a new texture with internal_format and copy the
- * texture here into the new one. It will result in surface_copy being
- * called on surfaces whose formats differ.
- *
- * To avoid that, internal_format is (wrongly) ignored here. A sane fix
- * is to use a sampler view.
- */
- if (!st_sampler_compat_formats(tex->format, internal_format))
- internal_format = tex->format;
-
- if (util_format_get_component_bits(internal_format,
- UTIL_FORMAT_COLORSPACE_RGB, 3) > 0)
+ mesa_format texFormat = st_pipe_format_to_mesa_format(pipe_format);
+
+ if (util_format_has_alpha(tex->format))
internalFormat = GL_RGBA;
else
internalFormat = GL_RGB;
- texFormat = st_ChooseTextureFormat(ctx, internalFormat,
- GL_BGRA, GL_UNSIGNED_BYTE);
-
- _mesa_init_teximage_fields(ctx, target, texImage,
+ _mesa_init_teximage_fields(ctx, texImage,
tex->width0, tex->height0, 1, 0,
internalFormat, texFormat);
}
pipe_resource_reference(&stImage->pt, tex);
- stObj->width0 = width;
- stObj->height0 = height;
- stObj->depth0 = depth;
+ stObj->surface_format = pipe_format;
- _mesa_dirty_texobj(ctx, texObj, GL_TRUE);
+ _mesa_dirty_texobj(ctx, texObj);
_mesa_unlock_texture(ctx, texObj);
return TRUE;
struct pipe_context *pipe;
struct gl_config mode;
gl_api api;
+ unsigned ctx_flags = 0;
if (!(stapi->profile_mask & (1 << attribs->profile)))
return NULL;
switch (attribs->profile) {
case ST_PROFILE_DEFAULT:
- api = API_OPENGL;
+ api = API_OPENGL_COMPAT;
break;
case ST_PROFILE_OPENGL_ES1:
api = API_OPENGLES;
api = API_OPENGLES2;
break;
case ST_PROFILE_OPENGL_CORE:
+ api = API_OPENGL_CORE;
+ break;
default:
*error = ST_CONTEXT_ERROR_BAD_API;
return NULL;
- break;
}
- pipe = smapi->screen->context_create(smapi->screen, NULL);
+ if (attribs->flags & ST_CONTEXT_FLAG_ROBUST_ACCESS)
+ ctx_flags |= PIPE_CONTEXT_ROBUST_BUFFER_ACCESS;
+
+ pipe = smapi->screen->context_create(smapi->screen, NULL, ctx_flags);
if (!pipe) {
*error = ST_CONTEXT_ERROR_NO_MEMORY;
return NULL;
}
st_visual_to_context_mode(&attribs->visual, &mode);
- st = st_create_context(api, pipe, &mode, shared_ctx);
+ st = st_create_context(api, pipe, &mode, shared_ctx, &attribs->options);
if (!st) {
*error = ST_CONTEXT_ERROR_NO_MEMORY;
pipe->destroy(pipe);
return NULL;
}
+ if (attribs->flags & ST_CONTEXT_FLAG_DEBUG) {
+ if (!_mesa_set_debug_state_int(st->ctx, GL_DEBUG_OUTPUT, GL_TRUE)) {
+ *error = ST_CONTEXT_ERROR_NO_MEMORY;
+ return NULL;
+ }
+
+ st->ctx->Const.ContextFlags |= GL_CONTEXT_FLAG_DEBUG_BIT;
+
+ st_update_debug_callback(st);
+ }
+
+ if (attribs->flags & ST_CONTEXT_FLAG_FORWARD_COMPATIBLE)
+ st->ctx->Const.ContextFlags |= GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT;
+ if (attribs->flags & ST_CONTEXT_FLAG_ROBUST_ACCESS)
+ st->ctx->Const.ContextFlags |= GL_CONTEXT_FLAG_ROBUST_ACCESS_BIT_ARB;
+ if (attribs->flags & ST_CONTEXT_FLAG_RESET_NOTIFICATION_ENABLED)
+ st->ctx->Const.ResetStrategy = GL_LOSE_CONTEXT_ON_RESET_ARB;
+
/* need to perform version check */
if (attribs->major > 1 || attribs->minor > 0) {
- _mesa_compute_version(st->ctx);
-
- /* Is the actual version less than the requested version? Mesa can't
- * yet enforce the added restrictions of a forward-looking context, so
- * fail that too.
+ /* Is the actual version less than the requested version?
*/
- if (st->ctx->VersionMajor * 10 + st->ctx->VersionMinor <
- attribs->major * 10 + attribs->minor
- || (attribs->flags & ~ST_CONTEXT_FLAG_DEBUG) != 0) {
+ if (st->ctx->Version < attribs->major * 10U + attribs->minor) {
*error = ST_CONTEXT_ERROR_BAD_VERSION;
st_destroy_context(st);
return NULL;
st->iface.copy = st_context_copy;
st->iface.share = st_context_share;
st->iface.st_context_private = (void *) smapi;
+ st->iface.cso_context = st->cso_context;
+ st->iface.pipe = st->pipe;
*error = ST_CONTEXT_SUCCESS;
return &st->iface;
}
static struct st_framebuffer *
-st_framebuffer_reuse_or_create(struct gl_framebuffer *fb,
+st_framebuffer_reuse_or_create(struct st_context *st,
+ struct gl_framebuffer *fb,
struct st_framebuffer_iface *stfbi)
{
struct st_framebuffer *cur = st_ws_framebuffer(fb), *stfb = NULL;
- if (cur && cur->iface == stfbi) {
+ /* dummy framebuffers cant be used as st_framebuffer */
+ if (cur && &cur->Base != _mesa_get_incomplete_framebuffer() &&
+ cur->iface == stfbi) {
/* reuse the current stfb */
st_framebuffer_reference(&stfb, cur);
}
else {
/* create a new one */
- stfb = st_framebuffer_create(stfbi);
+ stfb = st_framebuffer_create(st, stfbi);
}
return stfb;
if (st) {
/* reuse or create the draw fb */
- stdraw = st_framebuffer_reuse_or_create(st->ctx->WinSysDrawBuffer,
- stdrawi);
+ stdraw = st_framebuffer_reuse_or_create(st,
+ st->ctx->WinSysDrawBuffer, stdrawi);
if (streadi != stdrawi) {
/* do the same for the read fb */
- stread = st_framebuffer_reuse_or_create(st->ctx->WinSysReadBuffer,
- streadi);
+ stread = st_framebuffer_reuse_or_create(st,
+ st->ctx->WinSysReadBuffer, streadi);
}
else {
stread = NULL;
return ret;
}
-static st_proc_t
-st_api_get_proc_address(struct st_api *stapi, const char *procname)
-{
- return (st_proc_t) _glapi_get_proc_address(procname);
-}
-
static void
st_api_destroy(struct st_api *stapi)
{
return;
/* never a dummy fb */
- assert(stfb->iface);
- stfb->iface->flush_front(stfb->iface, ST_ATTACHMENT_FRONT_LEFT);
+ assert(&stfb->Base != _mesa_get_incomplete_framebuffer());
+ stfb->iface->flush_front(&st->iface, stfb->iface, ST_ATTACHMENT_FRONT_LEFT);
}
/**
* FIXME: I think this should operate on resources, not surfaces
*/
struct pipe_surface *
-st_manager_get_egl_image_surface(struct st_context *st,
- void *eglimg, unsigned usage)
+st_manager_get_egl_image_surface(struct st_context *st, void *eglimg)
{
struct st_manager *smapi =
(struct st_manager *) st->iface.st_context_private;
if (!smapi->get_egl_image(smapi, eglimg, &stimg))
return NULL;
- memset(&surf_tmpl, 0, sizeof(surf_tmpl));
- surf_tmpl.format = stimg.texture->format;
- surf_tmpl.usage = usage;
+ u_surface_default_template(&surf_tmpl, stimg.texture);
surf_tmpl.u.tex.level = stimg.level;
surf_tmpl.u.tex.first_layer = stimg.layer;
surf_tmpl.u.tex.last_layer = stimg.layer;
break;
default:
return FALSE;
- break;
}
if (!st_framebuffer_add_renderbuffer(stfb, idx))
return TRUE;
}
+static unsigned get_version(struct pipe_screen *screen,
+ struct st_config_options *options, gl_api api)
+{
+ struct gl_constants consts = {0};
+ struct gl_extensions extensions = {0};
+ GLuint version;
+
+ if (_mesa_override_gl_version_contextless(&consts, &api, &version)) {
+ return version;
+ }
+
+ _mesa_init_constants(&consts, api);
+ _mesa_init_extensions(&extensions);
+
+ st_init_limits(screen, &consts, &extensions);
+ st_init_extensions(screen, &consts, &extensions, options, GL_TRUE);
+
+ return _mesa_get_version(&extensions, &consts, api);
+}
+
+static void
+st_api_query_versions(struct st_api *stapi, struct st_manager *sm,
+ struct st_config_options *options,
+ int *gl_core_version,
+ int *gl_compat_version,
+ int *gl_es1_version,
+ int *gl_es2_version)
+{
+ *gl_core_version = get_version(sm->screen, options, API_OPENGL_CORE);
+ *gl_compat_version = get_version(sm->screen, options, API_OPENGL_COMPAT);
+ *gl_es1_version = get_version(sm->screen, options, API_OPENGLES);
+ *gl_es2_version = get_version(sm->screen, options, API_OPENGLES2);
+}
+
static const struct st_api st_gl_api = {
- "Mesa " MESA_VERSION_STRING,
- ST_API_OPENGL,
-#if FEATURE_GL
- ST_PROFILE_DEFAULT_MASK |
-#endif
-#if FEATURE_ES1
- ST_PROFILE_OPENGL_ES1_MASK |
-#endif
-#if FEATURE_ES2
- ST_PROFILE_OPENGL_ES2_MASK |
-#endif
- 0,
- st_api_destroy,
- st_api_get_proc_address,
- st_api_create_context,
- st_api_make_current,
- st_api_get_current,
+ .name = "Mesa " PACKAGE_VERSION,
+ .api = ST_API_OPENGL,
+ .profile_mask = ST_PROFILE_DEFAULT_MASK |
+ ST_PROFILE_OPENGL_CORE_MASK |
+ ST_PROFILE_OPENGL_ES1_MASK |
+ ST_PROFILE_OPENGL_ES2_MASK |
+ 0,
+ .feature_mask = ST_API_FEATURE_MS_VISUALS_MASK,
+ .destroy = st_api_destroy,
+ .query_versions = st_api_query_versions,
+ .create_context = st_api_create_context,
+ .make_current = st_api_make_current,
+ .get_current = st_api_get_current,
};
struct st_api *
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