| 0,0 → 1,152 |
|---|
| /* |
| * 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 "nouveau_driver.h" |
| #include "nouveau_context.h" |
| #include "nouveau_fbo.h" |
| #include "nouveau_gldefs.h" |
| #include "nouveau_util.h" |
| #include "nv20_3d.xml.h" |
| #include "nv20_driver.h" |
| |
| static inline unsigned |
| get_rt_format(mesa_format format) |
| { |
| switch (format) { |
| case MESA_FORMAT_B8G8R8X8_UNORM: |
| return NV20_3D_RT_FORMAT_COLOR_X8R8G8B8; |
| case MESA_FORMAT_B8G8R8A8_UNORM: |
| return NV20_3D_RT_FORMAT_COLOR_A8R8G8B8; |
| case MESA_FORMAT_B5G6R5_UNORM: |
| return NV20_3D_RT_FORMAT_COLOR_R5G6B5; |
| case MESA_FORMAT_Z_UNORM16: |
| return NV20_3D_RT_FORMAT_DEPTH_Z16; |
| case MESA_FORMAT_S8_UINT_Z24_UNORM: |
| return NV20_3D_RT_FORMAT_DEPTH_Z24S8; |
| default: |
| assert(0); |
| } |
| } |
| |
| static void |
| setup_hierz_buffer(struct gl_context *ctx) |
| { |
| struct nouveau_pushbuf *push = context_push(ctx); |
| struct gl_framebuffer *fb = ctx->DrawBuffer; |
| struct nouveau_framebuffer *nfb = to_nouveau_framebuffer(fb); |
| unsigned pitch = align(fb->Width, 128), |
| height = align(fb->Height, 2), |
| size = pitch * height; |
| |
| if (!nfb->hierz.bo || nfb->hierz.bo->size != size) { |
| nouveau_bo_ref(NULL, &nfb->hierz.bo); |
| nouveau_bo_new(context_dev(ctx), NOUVEAU_BO_VRAM, 0, size, |
| NULL, &nfb->hierz.bo); |
| } |
| |
| BEGIN_NV04(push, NV25_3D(HIERZ_PITCH), 1); |
| PUSH_DATA (push, pitch); |
| BEGIN_NV04(push, NV25_3D(HIERZ_OFFSET), 1); |
| PUSH_MTHDl(push, NV25_3D(HIERZ_OFFSET), BUFCTX_FB, |
| nfb->hierz.bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR); |
| } |
| |
| void |
| nv20_emit_framebuffer(struct gl_context *ctx, int emit) |
| { |
| struct nouveau_pushbuf *push = context_push(ctx); |
| struct gl_framebuffer *fb = ctx->DrawBuffer; |
| struct nouveau_surface *s; |
| unsigned rt_format = NV20_3D_RT_FORMAT_TYPE_LINEAR; |
| unsigned rt_pitch = 0, zeta_pitch = 0; |
| unsigned bo_flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR; |
| |
| if (fb->_Status != GL_FRAMEBUFFER_COMPLETE_EXT) |
| return; |
| |
| PUSH_RESET(push, BUFCTX_FB); |
| |
| /* Render target */ |
| if (fb->_ColorDrawBuffers[0]) { |
| s = &to_nouveau_renderbuffer( |
| fb->_ColorDrawBuffers[0])->surface; |
| |
| rt_format |= get_rt_format(s->format); |
| rt_pitch = s->pitch; |
| |
| BEGIN_NV04(push, NV20_3D(COLOR_OFFSET), 1); |
| PUSH_MTHDl(push, NV20_3D(COLOR_OFFSET), BUFCTX_FB, |
| s->bo, 0, bo_flags); |
| } |
| |
| /* depth/stencil */ |
| if (fb->Attachment[BUFFER_DEPTH].Renderbuffer) { |
| s = &to_nouveau_renderbuffer( |
| fb->Attachment[BUFFER_DEPTH].Renderbuffer)->surface; |
| |
| rt_format |= get_rt_format(s->format); |
| zeta_pitch = s->pitch; |
| |
| BEGIN_NV04(push, NV20_3D(ZETA_OFFSET), 1); |
| PUSH_MTHDl(push, NV20_3D(ZETA_OFFSET), BUFCTX_FB, |
| s->bo, 0, bo_flags); |
| |
| if (context_chipset(ctx) >= 0x25) |
| setup_hierz_buffer(ctx); |
| } else { |
| rt_format |= get_rt_format(MESA_FORMAT_S8_UINT_Z24_UNORM); |
| zeta_pitch = rt_pitch; |
| } |
| |
| BEGIN_NV04(push, NV20_3D(RT_FORMAT), 2); |
| PUSH_DATA (push, rt_format); |
| PUSH_DATA (push, zeta_pitch << 16 | rt_pitch); |
| |
| /* Recompute the viewport/scissor state. */ |
| context_dirty(ctx, VIEWPORT); |
| context_dirty(ctx, SCISSOR); |
| context_dirty(ctx, DEPTH); |
| } |
| |
| void |
| nv20_emit_viewport(struct gl_context *ctx, int emit) |
| { |
| struct nouveau_pushbuf *push = context_push(ctx); |
| struct gl_framebuffer *fb = ctx->DrawBuffer; |
| float a[4] = {}; |
| |
| get_viewport_translate(ctx, a); |
| |
| BEGIN_NV04(push, NV20_3D(VIEWPORT_TRANSLATE_X), 4); |
| PUSH_DATAp(push, a, 4); |
| |
| BEGIN_NV04(push, NV20_3D(VIEWPORT_CLIP_HORIZ(0)), 1); |
| PUSH_DATA (push, (fb->Width - 1) << 16); |
| BEGIN_NV04(push, NV20_3D(VIEWPORT_CLIP_VERT(0)), 1); |
| PUSH_DATA (push, (fb->Height - 1) << 16); |
| |
| context_dirty(ctx, PROJECTION); |
| } |