diff options
Diffstat (limited to 'src/mesa/state_tracker/st_draw.c')
-rw-r--r-- | src/mesa/state_tracker/st_draw.c | 242 |
1 files changed, 17 insertions, 225 deletions
diff --git a/src/mesa/state_tracker/st_draw.c b/src/mesa/state_tracker/st_draw.c index bac84a4dba..31383b4887 100644 --- a/src/mesa/state_tracker/st_draw.c +++ b/src/mesa/state_tracker/st_draw.c @@ -47,9 +47,6 @@ #include "pipe/p_defines.h" #include "pipe/p_inlines.h" -#include "draw/draw_private.h" -#include "draw/draw_context.h" - static GLuint double_types[4] = { PIPE_FORMAT_R64_FLOAT, @@ -161,8 +158,8 @@ static GLuint fixed_types[4] = { /** * Return a PIPE_FORMAT_x for the given GL datatype and size. */ -static GLuint -pipe_vertex_format(GLenum type, GLuint size, GLboolean normalized) +GLuint +st_pipe_vertex_format(GLenum type, GLuint size, GLboolean normalized) { assert((type >= GL_BYTE && type <= GL_DOUBLE) || type == GL_FIXED); @@ -393,9 +390,9 @@ setup_interleaved_attribs(GLcontext *ctx, velements[attr].vertex_buffer_index = 0; velements[attr].nr_components = arrays[mesaAttr]->Size; velements[attr].src_format = - pipe_vertex_format(arrays[mesaAttr]->Type, - arrays[mesaAttr]->Size, - arrays[mesaAttr]->Normalized); + st_pipe_vertex_format(arrays[mesaAttr]->Type, + arrays[mesaAttr]->Size, + arrays[mesaAttr]->Normalized); assert(velements[attr].src_format); } } @@ -412,6 +409,7 @@ setup_non_interleaved_attribs(GLcontext *ctx, const struct st_vertex_program *vp, const struct gl_client_array **arrays, GLuint max_index, + GLboolean *userSpace, struct pipe_vertex_buffer vbuffer[], struct pipe_vertex_element velements[]) { @@ -423,6 +421,8 @@ setup_non_interleaved_attribs(GLcontext *ctx, struct gl_buffer_object *bufobj = arrays[mesaAttr]->BufferObj; GLsizei stride = arrays[mesaAttr]->StrideB; + *userSpace = GL_FALSE; + if (bufobj && bufobj->Name) { /* Attribute data is in a VBO. * Recall that for VBOs, the gl_client_array->Ptr field is @@ -442,6 +442,8 @@ setup_non_interleaved_attribs(GLcontext *ctx, uint bytes; /*printf("user-space array %d stride %d\n", attr, stride);*/ + *userSpace = GL_TRUE; + /* wrap user data */ if (arrays[mesaAttr]->Ptr) { /* user's vertex array */ @@ -475,9 +477,9 @@ setup_non_interleaved_attribs(GLcontext *ctx, velements[attr].vertex_buffer_index = attr; velements[attr].nr_components = arrays[mesaAttr]->Size; velements[attr].src_format - = pipe_vertex_format(arrays[mesaAttr]->Type, - arrays[mesaAttr]->Size, - arrays[mesaAttr]->Normalized); + = st_pipe_vertex_format(arrays[mesaAttr]->Type, + arrays[mesaAttr]->Size, + arrays[mesaAttr]->Normalized); assert(velements[attr].src_format); } } @@ -558,7 +560,7 @@ st_draw_vbo(GLcontext *ctx, else { /*printf("Draw non-interleaved\n");*/ setup_non_interleaved_attribs(ctx, vp, arrays, max_index, - vbuffer, velements); + &userSpace, vbuffer, velements); num_vbuffers = vp->num_inputs; num_velements = vp->num_inputs; } @@ -672,223 +674,13 @@ st_draw_vbo(GLcontext *ctx, pipe_buffer_reference(pipe->screen, &vbuffer[attr].buffer, NULL); assert(!vbuffer[attr].buffer); } - pipe->set_vertex_buffers(pipe, num_vbuffers, vbuffer); -} - - -#if FEATURE_feedback || FEATURE_drawpix - -/** - * Set the (private) draw module's post-transformed vertex format when in - * GL_SELECT or GL_FEEDBACK mode or for glRasterPos. - */ -static void -set_feedback_vertex_format(GLcontext *ctx) -{ -#if 0 - struct st_context *st = ctx->st; - struct vertex_info vinfo; - GLuint i; - - memset(&vinfo, 0, sizeof(vinfo)); - - if (ctx->RenderMode == GL_SELECT) { - assert(ctx->RenderMode == GL_SELECT); - vinfo.num_attribs = 1; - vinfo.format[0] = FORMAT_4F; - vinfo.interp_mode[0] = INTERP_LINEAR; - } - else { - /* GL_FEEDBACK, or glRasterPos */ - /* emit all attribs (pos, color, texcoord) as GLfloat[4] */ - vinfo.num_attribs = st->state.vs->cso->state.num_outputs; - for (i = 0; i < vinfo.num_attribs; i++) { - vinfo.format[i] = FORMAT_4F; - vinfo.interp_mode[i] = INTERP_LINEAR; - } - } - - draw_set_vertex_info(st->draw, &vinfo); -#endif -} - - -/** - * Called by VBO to draw arrays when in selection or feedback mode and - * to implement glRasterPos. - * This is very much like the normal draw_vbo() function above. - * Look at code refactoring some day. - * Might move this into the failover module some day. - */ -void -st_feedback_draw_vbo(GLcontext *ctx, - const struct gl_client_array **arrays, - const struct _mesa_prim *prims, - GLuint nr_prims, - const struct _mesa_index_buffer *ib, - GLuint min_index, - GLuint max_index) -{ - struct st_context *st = ctx->st; - struct pipe_context *pipe = st->pipe; - struct draw_context *draw = st->draw; - const struct st_vertex_program *vp; - const struct pipe_shader_state *vs; - struct pipe_buffer *index_buffer_handle = 0; - struct pipe_vertex_buffer vbuffers[PIPE_MAX_SHADER_INPUTS]; - struct pipe_vertex_element velements[PIPE_MAX_ATTRIBS]; - GLuint attr, i; - ubyte *mapped_constants; - - assert(draw); - - st_validate_state(ctx->st); - - /* must get these after state validation! */ - vp = ctx->st->vp; - vs = &st->vp->state; - - if (!st->vp->draw_shader) { - st->vp->draw_shader = draw_create_vertex_shader(draw, vs); - } - - /* - * Set up the draw module's state. - * - * We'd like to do this less frequently, but the normal state-update - * code sends state updates to the pipe, not to our private draw module. - */ - assert(draw); - draw_set_viewport_state(draw, &st->state.viewport); - draw_set_clip_state(draw, &st->state.clip); - draw_set_rasterizer_state(draw, &st->state.rasterizer); - draw_bind_vertex_shader(draw, st->vp->draw_shader); - set_feedback_vertex_format(ctx); - - /* loop over TGSI shader inputs to determine vertex buffer - * and attribute info - */ - for (attr = 0; attr < vp->num_inputs; attr++) { - const GLuint mesaAttr = vp->index_to_input[attr]; - struct gl_buffer_object *bufobj = arrays[mesaAttr]->BufferObj; - void *map; - - if (bufobj && bufobj->Name) { - /* Attribute data is in a VBO. - * Recall that for VBOs, the gl_client_array->Ptr field is - * really an offset from the start of the VBO, not a pointer. - */ - struct st_buffer_object *stobj = st_buffer_object(bufobj); - assert(stobj->buffer); - - vbuffers[attr].buffer = NULL; - pipe_buffer_reference(pipe->screen, &vbuffers[attr].buffer, stobj->buffer); - vbuffers[attr].buffer_offset = (unsigned) arrays[0]->Ptr;/* in bytes */ - velements[attr].src_offset = arrays[mesaAttr]->Ptr - arrays[0]->Ptr; - } - else { - /* attribute data is in user-space memory, not a VBO */ - uint bytes = (arrays[mesaAttr]->Size - * _mesa_sizeof_type(arrays[mesaAttr]->Type) - * (max_index + 1)); - - /* wrap user data */ - vbuffers[attr].buffer - = pipe_user_buffer_create(pipe->screen, (void *) arrays[mesaAttr]->Ptr, - bytes); - vbuffers[attr].buffer_offset = 0; - velements[attr].src_offset = 0; - } - - /* common-case setup */ - vbuffers[attr].pitch = arrays[mesaAttr]->StrideB; /* in bytes */ - vbuffers[attr].max_index = max_index; - velements[attr].vertex_buffer_index = attr; - velements[attr].nr_components = arrays[mesaAttr]->Size; - velements[attr].src_format = pipe_vertex_format(arrays[mesaAttr]->Type, - arrays[mesaAttr]->Size, - arrays[mesaAttr]->Normalized); - assert(velements[attr].src_format); - - /* tell draw about this attribute */ -#if 0 - draw_set_vertex_buffer(draw, attr, &vbuffer[attr]); -#endif - - /* map the attrib buffer */ - map = pipe_buffer_map(pipe->screen, vbuffers[attr].buffer, - PIPE_BUFFER_USAGE_CPU_READ); - draw_set_mapped_vertex_buffer(draw, attr, map); - } - - draw_set_vertex_buffers(draw, vp->num_inputs, vbuffers); - draw_set_vertex_elements(draw, vp->num_inputs, velements); - - if (ib) { - unsigned indexSize; - struct gl_buffer_object *bufobj = ib->obj; - struct st_buffer_object *stobj = st_buffer_object(bufobj); - void *map; - - index_buffer_handle = stobj->buffer; - - switch (ib->type) { - case GL_UNSIGNED_INT: - indexSize = 4; - break; - case GL_UNSIGNED_SHORT: - indexSize = 2; - break; - default: - assert(0); - return; - } - - map = pipe_buffer_map(pipe->screen, index_buffer_handle, - PIPE_BUFFER_USAGE_CPU_READ); - draw_set_mapped_element_buffer(draw, indexSize, map); - } - else { - /* no index/element buffer */ - draw_set_mapped_element_buffer(draw, 0, NULL); - } - - /* map constant buffers */ - mapped_constants = pipe_buffer_map(pipe->screen, - st->state.constants[PIPE_SHADER_VERTEX].buffer, - PIPE_BUFFER_USAGE_CPU_READ); - draw_set_mapped_constant_buffer(st->draw, mapped_constants, - st->state.constants[PIPE_SHADER_VERTEX].buffer->size); - - - /* draw here */ - for (i = 0; i < nr_prims; i++) { - draw_arrays(draw, prims[i].mode, prims[i].start, prims[i].count); - } - - - /* unmap constant buffers */ - pipe_buffer_unmap(pipe->screen, st->state.constants[PIPE_SHADER_VERTEX].buffer); - - /* - * unmap vertex/index buffers - */ - for (i = 0; i < PIPE_MAX_ATTRIBS; i++) { - if (draw->pt.vertex_buffer[i].buffer) { - pipe_buffer_unmap(pipe->screen, draw->pt.vertex_buffer[i].buffer); - pipe_buffer_reference(pipe->screen, &draw->pt.vertex_buffer[i].buffer, NULL); - draw_set_mapped_vertex_buffer(draw, i, NULL); - } - } - if (ib) { - pipe_buffer_unmap(pipe->screen, index_buffer_handle); - draw_set_mapped_element_buffer(draw, 0, NULL); + if (userSpace) + { + pipe->set_vertex_buffers(pipe, 0, NULL); } } -#endif /* FEATURE_feedback || FEATURE_drawpix */ - void st_init_draw( struct st_context *st ) { |