Zack Buhman
b99722a6df
This rearranges scene.cpp to a file organization that more closely follows which code is responsible for what area of (hardware) initialization. All TA and CORE register accesses now use the new ta_bits.h and core_bits.h, respectively.
85 lines
3.0 KiB
C++
85 lines
3.0 KiB
C++
#include "float_uint32.h"
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#include "core_bits.h"
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#include "../holly.h"
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#include "../memorymap.h"
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#include "texture_memory_alloc.h"
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#include "core.h"
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#include "background.h"
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#include "region_array.h"
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void core_init()
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{
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holly.ISP_FEED_CFG = isp_feed_cfg::cache_size_for_translucency(0x200);
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holly.FPU_SHAD_SCALE = fpu_shad_scale::scale_factor_for_shadows(1);
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holly.FPU_CULL_VAL = _i(1.f);
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holly.FPU_PERP_VAL = _i(0.f);
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holly.SPAN_SORT_CFG = span_sort_cfg::span_sort_enable
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| span_sort_cfg::offset_sort_enable;
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holly.FOG_COL_RAM = fog_col_ram::red(127)
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| fog_col_ram::green(127)
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| fog_col_ram::blue(127);
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holly.FOG_COL_VERT = fog_col_vert::red(127)
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| fog_col_vert::green(127)
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| fog_col_vert::blue(127);
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holly.FOG_CLAMP_MIN = fog_clamp_min::alpha(0)
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| fog_clamp_min::red(0)
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| fog_clamp_min::green(0)
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| fog_clamp_min::blue(0);
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holly.FOG_CLAMP_MAX = fog_clamp_max::alpha(255)
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| fog_clamp_max::red(255)
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| fog_clamp_max::green(255)
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| fog_clamp_max::blue(255);
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holly.HALF_OFFSET = half_offset::tsp_texel_sampling_position::center
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| half_offset::tsp_pixel_sampling_position::center
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| half_offset::fpu_pixel_sampling_position::center;
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holly.FPU_PARAM_CFG = fpu_param_cfg::region_header_type::type_2
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| fpu_param_cfg::tsp_parameter_burst_threshold(31)
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| fpu_param_cfg::isp_parameter_burst_threshold(31)
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| fpu_param_cfg::pointer_burst_size(7) // must be less than opb size
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| fpu_param_cfg::pointer_first_burst_size(7); // half of pointer burst size(?)
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}
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void core_init_texture_memory()
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{
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volatile texture_memory_alloc * mem = reinterpret_cast<volatile texture_memory_alloc *>(texture_memory);
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background_parameter(mem->background);
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region_array(mem->region_array,
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(offsetof (struct texture_memory_alloc, object_list)),
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640 / 32, // width
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480 / 32 // height
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);
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}
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void core_start_render(int fb)
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{
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holly.REGION_BASE = (offsetof (struct texture_memory_alloc, region_array));
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holly.PARAM_BASE = (offsetof (struct texture_memory_alloc, isp_tsp_parameters));
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holly.ISP_BACKGND_T = isp_backgnd_t::tag_address((offsetof (struct texture_memory_alloc, background)) / 4)
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| isp_backgnd_t::tag_offset(0)
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| isp_backgnd_t::skip(1);
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holly.ISP_BACKGND_D = _i(1.f/100000);
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holly.FB_W_CTRL = 1 << 3 | fb_w_ctrl::fb_packmode::_565_rgb_16bit;
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holly.FB_W_LINESTRIDE = (640 * 2) / 8;
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int w_fb = (!(!fb)) * 0x00096000;
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int r_fb = (!fb) * 0x00096000;
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holly.FB_W_SOF1 = (offsetof (struct texture_memory_alloc, framebuffer)) + w_fb;
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holly.FB_W_SOF2 = (offsetof (struct texture_memory_alloc, framebuffer)) + w_fb;
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holly.FB_R_SOF1 = (offsetof (struct texture_memory_alloc, framebuffer)) + r_fb;
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holly.FB_R_SOF2 = (offsetof (struct texture_memory_alloc, framebuffer)) + r_fb;
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holly.STARTRENDER = 1;
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}
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