| /* |
| * Copyright (C) 2009 Francisco Jerez. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining |
| * a copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sublicense, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial |
| * portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE |
| * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| */ |
| |
| #include "main/mfeatures.h" |
| #include "main/mtypes.h" |
| #include "main/fbobject.h" |
| |
| #include "nouveau_driver.h" |
| #include "nouveau_context.h" |
| #include "nouveau_fbo.h" |
| #include "nouveau_util.h" |
| |
| #include "drivers/common/meta.h" |
| |
| static const GLubyte * |
| nouveau_get_string(struct gl_context *ctx, GLenum name) |
| { |
| static char buffer[128]; |
| char hardware_name[32]; |
| |
| switch (name) { |
| case GL_VENDOR: |
| return (GLubyte *)"Nouveau"; |
| |
| case GL_RENDERER: |
| sprintf(hardware_name, "nv%02X", context_chipset(ctx)); |
| driGetRendererString(buffer, hardware_name, 0); |
| |
| return (GLubyte *)buffer; |
| default: |
| return NULL; |
| } |
| } |
| |
| static void |
| nouveau_flush(struct gl_context *ctx) |
| { |
| struct nouveau_context *nctx = to_nouveau_context(ctx); |
| struct nouveau_pushbuf *push = context_push(ctx); |
| |
| PUSH_KICK(push); |
| |
| if (_mesa_is_winsys_fbo(ctx->DrawBuffer) && |
| ctx->DrawBuffer->_ColorDrawBufferIndexes[0] == BUFFER_FRONT_LEFT) { |
| __DRIscreen *screen = nctx->screen->dri_screen; |
| __DRIdri2LoaderExtension *dri2 = screen->dri2.loader; |
| __DRIdrawable *drawable = nctx->dri_context->driDrawablePriv; |
| |
| dri2->flushFrontBuffer(drawable, drawable->loaderPrivate); |
| } |
| } |
| |
| static void |
| nouveau_finish(struct gl_context *ctx) |
| { |
| struct nouveau_context *nctx = to_nouveau_context(ctx); |
| struct nouveau_pushbuf *push = context_push(ctx); |
| struct nouveau_pushbuf_refn refn = |
| { nctx->fence, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR }; |
| |
| nouveau_flush(ctx); |
| |
| if (!nouveau_pushbuf_space(push, 16, 0, 0) && |
| !nouveau_pushbuf_refn(push, &refn, 1)) { |
| PUSH_DATA(push, 0); |
| PUSH_KICK(push); |
| } |
| |
| nouveau_bo_wait(nctx->fence, NOUVEAU_BO_RDWR, context_client(ctx)); |
| } |
| |
| void |
| nouveau_clear(struct gl_context *ctx, GLbitfield buffers) |
| { |
| struct gl_framebuffer *fb = ctx->DrawBuffer; |
| int x, y, w, h; |
| int i, buf; |
| |
| nouveau_validate_framebuffer(ctx); |
| get_scissors(fb, &x, &y, &w, &h); |
| |
| for (i = 0; i < BUFFER_COUNT; i++) { |
| struct nouveau_surface *s; |
| unsigned mask, value; |
| |
| buf = buffers & (1 << i); |
| if (!buf) |
| continue; |
| |
| s = &to_nouveau_renderbuffer( |
| fb->Attachment[i].Renderbuffer)->surface; |
| |
| if (buf & BUFFER_BITS_COLOR) { |
| mask = pack_rgba_i(s->format, ctx->Color.ColorMask[0]); |
| value = pack_rgba_clamp_f(s->format, ctx->Color.ClearColor.f); |
| |
| if (mask) |
| context_drv(ctx)->surface_fill( |
| ctx, s, mask, value, x, y, w, h); |
| |
| buffers &= ~buf; |
| |
| } else if (buf & (BUFFER_BIT_DEPTH | BUFFER_BIT_STENCIL)) { |
| mask = pack_zs_i(s->format, |
| (buffers & BUFFER_BIT_DEPTH && |
| ctx->Depth.Mask) ? ~0 : 0, |
| (buffers & BUFFER_BIT_STENCIL ? |
| ctx->Stencil.WriteMask[0] : 0)); |
| value = pack_zs_f(s->format, |
| ctx->Depth.Clear, |
| ctx->Stencil.Clear); |
| |
| if (mask) |
| context_drv(ctx)->surface_fill( |
| ctx, s, mask, value, x, y, w, h); |
| |
| buffers &= ~(BUFFER_BIT_DEPTH | BUFFER_BIT_STENCIL); |
| } |
| } |
| |
| if (buffers) |
| _mesa_meta_Clear(ctx, buffers); |
| } |
| |
| void |
| nouveau_driver_functions_init(struct dd_function_table *functions) |
| { |
| functions->GetString = nouveau_get_string; |
| functions->Flush = nouveau_flush; |
| functions->Finish = nouveau_finish; |
| functions->Clear = nouveau_clear; |
| functions->DrawPixels = _mesa_meta_DrawPixels; |
| functions->CopyPixels = _mesa_meta_CopyPixels; |
| functions->Bitmap = _mesa_meta_Bitmap; |
| #if FEATURE_EXT_framebuffer_blit |
| functions->BlitFramebuffer = _mesa_meta_BlitFramebuffer; |
| #endif |
| } |