diff options
Diffstat (limited to 'src/gallium/drivers/freedreno/freedreno_context.h')
| -rw-r--r-- | src/gallium/drivers/freedreno/freedreno_context.h | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/src/gallium/drivers/freedreno/freedreno_context.h b/src/gallium/drivers/freedreno/freedreno_context.h new file mode 100644 index 00000000000..6fff8f611b4 --- /dev/null +++ b/src/gallium/drivers/freedreno/freedreno_context.h @@ -0,0 +1,184 @@ +/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ + +/* + * Copyright (C) 2012 Rob Clark <[email protected]> + * + * 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 AUTHORS OR COPYRIGHT HOLDERS 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. + * + * Authors: + * Rob Clark <[email protected]> + */ + +#ifndef FREEDRENO_CONTEXT_H_ +#define FREEDRENO_CONTEXT_H_ + +#include "draw/draw_context.h" +#include "pipe/p_context.h" +#include "util/u_blitter.h" +#include "util/u_slab.h" +#include "util/u_string.h" + +#include "freedreno_screen.h" + +struct fd_blend_stateobj; +struct fd_rasterizer_stateobj; +struct fd_zsa_stateobj; +struct fd_sampler_stateobj; +struct fd_vertex_stateobj; +struct fd_shader_stateobj; + +struct fd_texture_stateobj { + struct pipe_sampler_view *textures[PIPE_MAX_SAMPLERS]; + unsigned num_textures; + struct fd_sampler_stateobj *samplers[PIPE_MAX_SAMPLERS]; + unsigned num_samplers; + unsigned dirty_samplers; +}; + +struct fd_program_stateobj { + struct fd_shader_stateobj *vp, *fp; + enum { + FD_SHADER_DIRTY_VP = (1 << 0), + FD_SHADER_DIRTY_FP = (1 << 1), + } dirty; + uint8_t num_exports; + /* Indexed by semantic name or TGSI_SEMANTIC_COUNT + semantic index + * for TGSI_SEMANTIC_GENERIC. Special vs exports (position and point- + * size) are not included in this + */ + uint8_t export_linkage[63]; +}; + +struct fd_constbuf_stateobj { + struct pipe_constant_buffer cb[PIPE_MAX_CONSTANT_BUFFERS]; + uint32_t enabled_mask; + uint32_t dirty_mask; +}; + +struct fd_vertexbuf_stateobj { + struct pipe_vertex_buffer vb[PIPE_MAX_ATTRIBS]; + unsigned count; + uint32_t enabled_mask; + uint32_t dirty_mask; +}; + +struct fd_framebuffer_stateobj { + struct pipe_framebuffer_state base; + uint16_t bin_h, nbins_y; + uint16_t bin_w, nbins_x; + uint32_t pa_su_sc_mode_cntl; +}; + +struct fd_context { + struct pipe_context base; + + struct fd_screen *screen; + struct blitter_context *blitter; + + struct util_slab_mempool transfer_pool; + + /* shaders used by clear, and gmem->mem blits: */ + struct fd_program_stateobj solid_prog; // TODO move to screen? + + /* shaders used by mem->gmem blits: */ + struct fd_program_stateobj blit_prog; // TODO move to screen? + + /* vertex buff used for clear/gmem->mem vertices, and mem->gmem + * vertices and tex coords: + */ + struct pipe_resource *solid_vertexbuf; + + /* do we need to mem2gmem before rendering. We don't, if for example, + * there was a glClear() that invalidated the entire previous buffer + * contents. Keep track of which buffer(s) are cleared, or needs + * restore. Masks of PIPE_CLEAR_* + */ + enum { + /* align bitmask values w/ PIPE_CLEAR_*.. since that is convenient.. */ + FD_BUFFER_COLOR = PIPE_CLEAR_COLOR, + FD_BUFFER_DEPTH = PIPE_CLEAR_DEPTH, + FD_BUFFER_STENCIL = PIPE_CLEAR_STENCIL, + FD_BUFFER_ALL = FD_BUFFER_COLOR | FD_BUFFER_DEPTH | FD_BUFFER_STENCIL, + } cleared, restore, resolve; + + bool needs_flush; + + struct fd_ringbuffer *ring; + struct fd_ringmarker *draw_start, *draw_end; + + /* scissor can't really be changed mid-render.. we probably need + * to flush out all pending draws and then start a new tile pass + * w/ new stencil state.. + */ + struct pipe_scissor_state scissor; + + /* which state objects need to be re-emit'd: */ + enum { + FD_DIRTY_BLEND = (1 << 0), + FD_DIRTY_RASTERIZER = (1 << 1), + FD_DIRTY_ZSA = (1 << 2), + FD_DIRTY_FRAGTEX = (1 << 3), + FD_DIRTY_VERTTEX = (1 << 4), + FD_DIRTY_PROG = (1 << 5), + FD_DIRTY_VTX = (1 << 6), + FD_DIRTY_BLEND_COLOR = (1 << 7), + FD_DIRTY_STENCIL_REF = (1 << 8), + FD_DIRTY_SAMPLE_MASK = (1 << 9), + FD_DIRTY_FRAMEBUFFER = (1 << 10), + FD_DIRTY_STIPPLE = (1 << 12), + FD_DIRTY_VIEWPORT = (1 << 12), + FD_DIRTY_CONSTBUF = (1 << 13), + FD_DIRTY_VERTEXBUF = (1 << 14), + FD_DIRTY_INDEXBUF = (1 << 15), + FD_DIRTY_SCISSOR = (1 << 16), + } dirty; + + struct fd_blend_stateobj *blend; + struct fd_rasterizer_stateobj *rasterizer; + struct fd_zsa_stateobj *zsa; + + struct fd_texture_stateobj verttex, fragtex; + + struct fd_program_stateobj prog; + + struct fd_vertex_stateobj *vtx; + + struct pipe_blend_color blend_color; + struct pipe_stencil_ref stencil_ref; + unsigned sample_mask; + struct fd_framebuffer_stateobj framebuffer; + struct pipe_poly_stipple stipple; + struct pipe_viewport_state viewport; + struct fd_constbuf_stateobj constbuf[PIPE_SHADER_TYPES]; + struct fd_vertexbuf_stateobj vertexbuf; + struct pipe_index_buffer indexbuf; +}; + +static INLINE struct fd_context * +fd_context(struct pipe_context *pctx) +{ + return (struct fd_context *)pctx; +} + +struct pipe_context * fd_context_create(struct pipe_screen *pscreen, void *priv); + +void fd_context_render(struct pipe_context *pctx); + +#endif /* FREEDRENO_CONTEXT_H_ */ |