-static void r300SetupDefaultVertexProgram(r300ContextPtr rmesa)
-{
- struct r300_vertex_shader_state *prog = &(rmesa->state.vertex_shader);
- GLuint o_reg = 0;
- GLuint i_reg = 0;
- int i;
- int inst_count = 0;
- int param_count = 0;
- int program_end = 0;
-
- for (i = VERT_ATTRIB_POS; i < VERT_ATTRIB_MAX; i++) {
- if (rmesa->state.sw_tcl_inputs[i] != -1) {
- prog->program.body.i[program_end + 0] = PVS_OP_DST_OPERAND(VE_MULTIPLY, GL_FALSE, GL_FALSE, o_reg++, VSF_FLAG_ALL, PVS_DST_REG_OUT);
- prog->program.body.i[program_end + 1] = PVS_SRC_OPERAND(rmesa->state.sw_tcl_inputs[i], PVS_SRC_SELECT_X, PVS_SRC_SELECT_Y, PVS_SRC_SELECT_Z, PVS_SRC_SELECT_W, PVS_SRC_REG_INPUT, VSF_FLAG_NONE);
- prog->program.body.i[program_end + 2] = PVS_SRC_OPERAND(rmesa->state.sw_tcl_inputs[i], PVS_SRC_SELECT_FORCE_1, PVS_SRC_SELECT_FORCE_1, PVS_SRC_SELECT_FORCE_1, PVS_SRC_SELECT_FORCE_1, PVS_SRC_REG_INPUT, VSF_FLAG_NONE);
- prog->program.body.i[program_end + 3] = PVS_SRC_OPERAND(rmesa->state.sw_tcl_inputs[i], PVS_SRC_SELECT_FORCE_1, PVS_SRC_SELECT_FORCE_1, PVS_SRC_SELECT_FORCE_1, PVS_SRC_SELECT_FORCE_1, PVS_SRC_REG_INPUT, VSF_FLAG_NONE);
- program_end += 4;
- i_reg++;
- }
- }
-
- prog->program.length = program_end;
-
- r300SetupVertexProgramFragment(rmesa, R300_PVS_CODE_START,
- &(prog->program));
- inst_count = (prog->program.length / 4) - 1;
-
- r300VapCntl(rmesa, i_reg, o_reg, 0);
-
- R300_STATECHANGE(rmesa, pvs);
- rmesa->hw.pvs.cmd[R300_PVS_CNTL_1] =
- (0 << R300_PVS_FIRST_INST_SHIFT) |
- (inst_count << R300_PVS_XYZW_VALID_INST_SHIFT) |
- (inst_count << R300_PVS_LAST_INST_SHIFT);
- rmesa->hw.pvs.cmd[R300_PVS_CNTL_2] =
- (0 << R300_PVS_CONST_BASE_OFFSET_SHIFT) |
- (param_count << R300_PVS_MAX_CONST_ADDR_SHIFT);
- rmesa->hw.pvs.cmd[R300_PVS_CNTL_3] =
- (inst_count << R300_PVS_LAST_VTX_SRC_INST_SHIFT);
-}
-
-static int bit_count (int x)
-{
- x = ((x & 0xaaaaaaaaU) >> 1) + (x & 0x55555555U);
- x = ((x & 0xccccccccU) >> 2) + (x & 0x33333333U);
- x = (x >> 16) + (x & 0xffff);
- x = ((x & 0xf0f0) >> 4) + (x & 0x0f0f);
- return (x >> 8) + (x & 0x00ff);
-}
-
-static void r300SetupRealVertexProgram(r300ContextPtr rmesa)
-{
- GLcontext *ctx = rmesa->radeon.glCtx;
- struct r300_vertex_program *prog = (struct r300_vertex_program *)CURRENT_VERTEX_SHADER(ctx);
- int inst_count = 0;
- int param_count = 0;
-
- /* FIXME: r300SetupVertexProgramFragment */
- R300_STATECHANGE(rmesa, vpp);
- param_count =
- r300VertexProgUpdateParams(ctx,
- (struct r300_vertex_program_cont *)
- ctx->VertexProgram._Current,
- (float *)&rmesa->hw.vpp.
- cmd[R300_VPP_PARAM_0]);
- bump_vpu_count(rmesa->hw.vpp.cmd, param_count);
- param_count /= 4;
-
- r300SetupVertexProgramFragment(rmesa, R300_PVS_CODE_START, &(prog->program));
- inst_count = (prog->program.length / 4) - 1;
-
- r300VapCntl(rmesa, bit_count(prog->key.InputsRead),
- bit_count(prog->key.OutputsWritten), prog->num_temporaries);
-
- R300_STATECHANGE(rmesa, pvs);
- rmesa->hw.pvs.cmd[R300_PVS_CNTL_1] =
- (0 << R300_PVS_FIRST_INST_SHIFT) |
- (inst_count << R300_PVS_XYZW_VALID_INST_SHIFT) |
- (inst_count << R300_PVS_LAST_INST_SHIFT);
- rmesa->hw.pvs.cmd[R300_PVS_CNTL_2] =
- (0 << R300_PVS_CONST_BASE_OFFSET_SHIFT) |
- (param_count << R300_PVS_MAX_CONST_ADDR_SHIFT);
- rmesa->hw.pvs.cmd[R300_PVS_CNTL_3] =
- (inst_count << R300_PVS_LAST_VTX_SRC_INST_SHIFT);
-}
-
-static void r300SetupVertexProgram(r300ContextPtr rmesa)
-{
- GLcontext *ctx = rmesa->radeon.glCtx;
-
- /* Reset state, in case we don't use something */
- ((drm_r300_cmd_header_t *) rmesa->hw.vpp.cmd)->vpu.count = 0;
- ((drm_r300_cmd_header_t *) rmesa->hw.vpi.cmd)->vpu.count = 0;
- ((drm_r300_cmd_header_t *) rmesa->hw.vps.cmd)->vpu.count = 0;
-
- /* Not sure why this doesnt work...
- 0x400 area might have something to do with pixel shaders as it appears right after pfs programming.
- 0x406 is set to { 0.0, 0.0, 1.0, 0.0 } most of the time but should change with smooth points and in other rare cases. */
- //setup_vertex_shader_fragment(rmesa, 0x406, &unk4);
- if (hw_tcl_on && ((struct r300_vertex_program *)CURRENT_VERTEX_SHADER(ctx))->translated) {
- r300SetupRealVertexProgram(rmesa);
- } else {
- /* FIXME: This needs to be replaced by vertex shader generation code. */
- r300SetupDefaultVertexProgram(rmesa);
- }
-
-}
-